RFC [patch 03/34] PID Virtualization Change pid accesses: filesystems.

From: Serge Hallyn
Date: Tue Jan 17 2006 - 09:56:36 EST

Change pid accesses for filesystems.

Signed-off-by: Dave Hansen <haveblue@xxxxxxxxxx>
Signed-off-by: Serge Hallyn <serue@xxxxxxxxxx>
---
9p/debug.h | 4 ++--
9p/fid.c | 5 +++--
afs/cmservice.c | 2 +-
afs/kafsasyncd.c | 2 +-
afs/kafstimod.c | 2 +-
autofs/root.c | 2 +-
autofs4/autofs_i.h | 2 +-
autofs4/root.c | 2 +-
binfmt_elf.c | 8 ++++----
binfmt_elf_fdpic.c | 2 +-
binfmt_flat.c | 2 +-
cifs/cifssmb.c | 2 +-
cifs/connect.c | 2 +-
cifs/dir.c | 2 +-
cifs/file.c | 4 ++--
cifs/misc.c | 4 ++--
cifs/transport.c | 2 +-
coda/upcall.c | 2 +-
compat.c | 2 +-
devfs/base.c | 2 +-
dnotify.c | 2 +-
exec.c | 8 ++++----
ext2/inode.c | 2 +-
ext3/inode.c | 2 +-
fs-writeback.c | 2 +-
fuse/dev.c | 2 +-
jffs2/background.c | 2 +-
jffs2/debug.h | 8 ++++----
lockd/clntproc.c | 2 +-
lockd/svc.c | 6 +++---
locks.c | 16 ++++++++--------
nfs/callback.c | 2 +-
nfs/nfs3proc.c | 2 +-
nfs/nfs4proc.c | 2 +-
nfsd/nfs4state.c | 8 ++++----
nfsd/vfs.c | 6 +++---
proc/array.c | 12 +++++++-----
proc/base.c | 16 ++++++++--------
smbfs/proc.c | 4 ++--
smbfs/smbiod.c | 4 ++--
xfs/linux-2.6/xfs_buf.c | 2 +-
xfs/linux-2.6/xfs_linux.h | 2 +-
xfs/support/debug.c | 2 +-
43 files changed, 86 insertions(+), 83 deletions(-)

Index: linux-2.6.15/fs/9p/debug.h
===================================================================
--- linux-2.6.15.orig/fs/9p/debug.h 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/9p/debug.h 2006-01-17 08:36:57.000000000 -0500
@@ -39,13 +39,13 @@
do { \
if((v9fs_debug_level & level)==level) \
printk(KERN_NOTICE "-- %s (%d): " \
- format , __FUNCTION__, current->pid , ## arg); \
+ format , __FUNCTION__, task_pid(current) , ## arg); \
} while(0)

#define eprintk(level, format, arg...) \
do { \
printk(level "v9fs: %s (%d): " \
- format , __FUNCTION__, current->pid , ## arg); \
+ format , __FUNCTION__, task_pid(current) , ## arg); \
} while(0)

#if DEBUG_DUMP_PKT
Index: linux-2.6.15/fs/9p/fid.c
===================================================================
--- linux-2.6.15.orig/fs/9p/fid.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/9p/fid.c 2006-01-17 08:36:57.000000000 -0500
@@ -60,7 +60,7 @@
}

fid->uid = current->uid;
- fid->pid = current->pid;
+ fid->pid = task_pid(current);
list_add(&fid->list, fid_list);
return 0;
}
@@ -242,7 +242,8 @@
ret = NULL;
if (fid_list) {
list_for_each_entry_safe(fid, ftmp, fid_list, list) {
- if (fid->fidcreate && fid->pid == current->pid) {
+ if (fid->fidcreate && fid->pid ==
+ task_pid(current)) {
list_del(&fid->list);
ret = fid;
break;
Index: linux-2.6.15/fs/afs/cmservice.c
===================================================================
--- linux-2.6.15.orig/fs/afs/cmservice.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/afs/cmservice.c 2006-01-17 08:36:57.000000000 -0500
@@ -118,7 +118,7 @@
_SRXAFSCM_xxxx_t func;
int die;

- printk("kAFS: Started kafscmd %d\n", current->pid);
+ printk("kAFS: Started kafscmd %d\n", task_pid(current));

daemonize("kafscmd");

Index: linux-2.6.15/fs/afs/kafsasyncd.c
===================================================================
--- linux-2.6.15.orig/fs/afs/kafsasyncd.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/afs/kafsasyncd.c 2006-01-17 08:36:57.000000000 -0500
@@ -92,7 +92,7 @@

kafsasyncd_task = current;

- printk("kAFS: Started kafsasyncd %d\n", current->pid);
+ printk("kAFS: Started kafsasyncd %d\n", task_pid(current));

daemonize("kafsasyncd");

Index: linux-2.6.15/fs/afs/kafstimod.c
===================================================================
--- linux-2.6.15.orig/fs/afs/kafstimod.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/afs/kafstimod.c 2006-01-17 08:36:57.000000000 -0500
@@ -69,7 +69,7 @@

DECLARE_WAITQUEUE(myself, current);

- printk("kAFS: Started kafstimod %d\n", current->pid);
+ printk("kAFS: Started kafstimod %d\n", task_pid(current));

daemonize("kafstimod");

Index: linux-2.6.15/fs/autofs/root.c
===================================================================
--- linux-2.6.15.orig/fs/autofs/root.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/autofs/root.c 2006-01-17 08:36:57.000000000 -0500
@@ -213,7 +213,7 @@

oz_mode = autofs_oz_mode(sbi);
DPRINTK(("autofs_lookup: pid = %u, pgrp = %u, catatonic = %d, oz_mode = %d\n",
- current->pid, process_group(current), sbi->catatonic, oz_mode));
+ task_pid(current), process_group(current), sbi->catatonic, oz_mode));

/*
* Mark the dentry incomplete, but add it. This is needed so
Index: linux-2.6.15/fs/autofs4/autofs_i.h
===================================================================
--- linux-2.6.15.orig/fs/autofs4/autofs_i.h 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/autofs4/autofs_i.h 2006-01-17 08:36:57.000000000 -0500
@@ -33,7 +33,7 @@
/* #define DEBUG */

#ifdef DEBUG
-#define DPRINTK(fmt,args...) do { printk(KERN_DEBUG "pid %d: %s: " fmt "\n" , current->pid , __FUNCTION__ , ##args); } while(0)
+#define DPRINTK(fmt,args...) do { printk(KERN_DEBUG "pid %d: %s: " fmt "\n" , task_pid(current) , __FUNCTION__ , ##args); } while(0)
#else
#define DPRINTK(fmt,args...) do {} while(0)
#endif
Index: linux-2.6.15/fs/autofs4/root.c
===================================================================
--- linux-2.6.15.orig/fs/autofs4/root.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/autofs4/root.c 2006-01-17 08:36:57.000000000 -0500
@@ -465,7 +465,7 @@

oz_mode = autofs4_oz_mode(sbi);
DPRINTK("pid = %u, pgrp = %u, catatonic = %d, oz_mode = %d",
- current->pid, process_group(current), sbi->catatonic, oz_mode);
+ task_pid(current), process_group(current), sbi->catatonic, oz_mode);

/*
* Mark the dentry incomplete, but add it. This is needed so
Index: linux-2.6.15/fs/binfmt_elf.c
===================================================================
--- linux-2.6.15.orig/fs/binfmt_elf.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/binfmt_elf.c 2006-01-17 08:36:57.000000000 -0500
@@ -1270,8 +1270,8 @@
prstatus->pr_info.si_signo = prstatus->pr_cursig = signr;
prstatus->pr_sigpend = p->pending.signal.sig[0];
prstatus->pr_sighold = p->blocked.sig[0];
- prstatus->pr_pid = p->pid;
- prstatus->pr_ppid = p->parent->pid;
+ prstatus->pr_pid = task_pid(p);
+ prstatus->pr_ppid = task_pid(p->parent);
prstatus->pr_pgrp = process_group(p);
prstatus->pr_sid = p->signal->session;
if (thread_group_leader(p)) {
@@ -1316,8 +1316,8 @@
psinfo->pr_psargs[i] = ' ';
psinfo->pr_psargs[len] = 0;

- psinfo->pr_pid = p->pid;
- psinfo->pr_ppid = p->parent->pid;
+ psinfo->pr_pid = task_pid(p);
+ psinfo->pr_ppid = task_pid(p->parent);
psinfo->pr_pgrp = process_group(p);
psinfo->pr_sid = p->signal->session;

Index: linux-2.6.15/fs/binfmt_elf_fdpic.c
===================================================================
--- linux-2.6.15.orig/fs/binfmt_elf_fdpic.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/binfmt_elf_fdpic.c 2006-01-17 08:36:57.000000000 -0500
@@ -479,7 +479,7 @@
* removed for 2.5
*/
if (smp_num_siblings > 1)
- sp = sp - ((current->pid % 64) << 7);
+ sp = sp - ((task_pid(current) % 64) << 7);
#endif

sp &= ~7UL;
Index: linux-2.6.15/fs/binfmt_flat.c
===================================================================
--- linux-2.6.15.orig/fs/binfmt_flat.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/binfmt_flat.c 2006-01-17 08:36:57.000000000 -0500
@@ -95,7 +95,7 @@
static int flat_core_dump(long signr, struct pt_regs * regs, struct file *file)
{
printk("Process %s:%d received signr %d and should have core dumped\n",
- current->comm, current->pid, (int) signr);
+ current->comm, task_pid(current), (int) signr);
return(1);
}

Index: linux-2.6.15/fs/cifs/cifssmb.c
===================================================================
--- linux-2.6.15.orig/fs/cifs/cifssmb.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/cifs/cifssmb.c 2006-01-17 08:36:57.000000000 -0500
@@ -1274,7 +1274,7 @@
pSMB->Fid = smb_file_id; /* netfid stays le */

if((numLock != 0) || (numUnlock != 0)) {
- pSMB->Locks[0].Pid = cpu_to_le16(current->tgid);
+ pSMB->Locks[0].Pid = cpu_to_le16(task_tgid(current));
/* BB where to store pid high? */
pSMB->Locks[0].LengthLow = cpu_to_le32((u32)len);
pSMB->Locks[0].LengthHigh = cpu_to_le32((u32)(len>>32));
Index: linux-2.6.15/fs/cifs/connect.c
===================================================================
--- linux-2.6.15.orig/fs/cifs/connect.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/cifs/connect.c 2006-01-17 08:36:57.000000000 -0500
@@ -345,7 +345,7 @@
allow_signal(SIGKILL);
current->flags |= PF_MEMALLOC;
server->tsk = current; /* save process info to wake at shutdown */
- cFYI(1, ("Demultiplex PID: %d", current->pid));
+ cFYI(1, ("Demultiplex PID: %d", task_pid(current)));
write_lock(&GlobalSMBSeslock);
atomic_inc(&tcpSesAllocCount);
length = tcpSesAllocCount.counter;
Index: linux-2.6.15/fs/cifs/dir.c
===================================================================
--- linux-2.6.15.orig/fs/cifs/dir.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/cifs/dir.c 2006-01-17 08:36:57.000000000 -0500
@@ -262,7 +262,7 @@
memset((char *)pCifsFile, 0,
sizeof (struct cifsFileInfo));
pCifsFile->netfid = fileHandle;
- pCifsFile->pid = current->tgid;
+ pCifsFile->pid = task_tgid(current);
pCifsFile->pInode = newinode;
pCifsFile->invalidHandle = FALSE;
pCifsFile->closePend = FALSE;
Index: linux-2.6.15/fs/cifs/file.c
===================================================================
--- linux-2.6.15.orig/fs/cifs/file.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/cifs/file.c 2006-01-17 08:36:57.000000000 -0500
@@ -45,7 +45,7 @@
{
memset(private_data, 0, sizeof(struct cifsFileInfo));
private_data->netfid = netfid;
- private_data->pid = current->tgid;
+ private_data->pid = task_tgid(current);
init_MUTEX(&private_data->fh_sem);
private_data->pfile = file; /* needed for writepage */
private_data->pInode = inode;
@@ -182,7 +182,7 @@
pCifsFile = list_entry(tmp, struct cifsFileInfo,
flist);
if ((pCifsFile->pfile == NULL) &&
- (pCifsFile->pid == current->tgid)) {
+ (pCifsFile->pid == task_tgid(current))) {
/* mode set in cifs_create */

/* needed for writepage */
Index: linux-2.6.15/fs/cifs/misc.c
===================================================================
--- linux-2.6.15.orig/fs/cifs/misc.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/cifs/misc.c 2006-01-17 08:36:57.000000000 -0500
@@ -308,8 +308,8 @@
buffer->Command = smb_command;
buffer->Flags = 0x00; /* case sensitive */
buffer->Flags2 = SMBFLG2_KNOWS_LONG_NAMES;
- buffer->Pid = cpu_to_le16((__u16)current->tgid);
- buffer->PidHigh = cpu_to_le16((__u16)(current->tgid >> 16));
+ buffer->Pid = cpu_to_le16((__u16)task_tgid(current));
+ buffer->PidHigh = cpu_to_le16((__u16)(task_tgid(current) >> 16));
spin_lock(&GlobalMid_Lock);
spin_unlock(&GlobalMid_Lock);
if (treeCon) {
Index: linux-2.6.15/fs/cifs/transport.c
===================================================================
--- linux-2.6.15.orig/fs/cifs/transport.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/cifs/transport.c 2006-01-17 08:36:57.000000000 -0500
@@ -56,7 +56,7 @@
else {
memset(temp, 0, sizeof (struct mid_q_entry));
temp->mid = smb_buffer->Mid; /* always LE */
- temp->pid = current->pid;
+ temp->pid = task_pid(current);
temp->command = smb_buffer->Command;
cFYI(1, ("For smb_command %d", temp->command));
/* do_gettimeofday(&temp->when_sent);*/ /* easier to use jiffies */
Index: linux-2.6.15/fs/coda/upcall.c
===================================================================
--- linux-2.6.15.orig/fs/coda/upcall.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/coda/upcall.c 2006-01-17 08:36:57.000000000 -0500
@@ -52,7 +52,7 @@
return ERR_PTR(-ENOMEM);

inp->ih.opcode = opcode;
- inp->ih.pid = current->pid;
+ inp->ih.pid = task_pid(current);
inp->ih.pgid = process_group(current);
#ifdef CONFIG_CODA_FS_OLD_API
memset(&inp->ih.cred, 0, sizeof(struct coda_cred));
Index: linux-2.6.15/fs/compat.c
===================================================================
--- linux-2.6.15.orig/fs/compat.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/compat.c 2006-01-17 08:36:57.000000000 -0500
@@ -331,7 +331,7 @@
sprintf(buf, "%02x", buf[1]);
printk("ioctl32(%s:%d): Unknown cmd fd(%d) "
"cmd(%08x){%s} arg(%08x) on %s\n",
- current->comm, current->pid,
+ current->comm, task_pid(current),
(int)fd, (unsigned int)cmd, buf,
(unsigned int)arg, fn);

Index: linux-2.6.15/fs/devfs/base.c
===================================================================
--- linux-2.6.15.orig/fs/devfs/base.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/devfs/base.c 2006-01-17 08:36:57.000000000 -0500
@@ -2695,7 +2695,7 @@
spin_unlock(&lock);
fs_info->devfsd_pgrp =
(process_group(current) ==
- current->pid) ? process_group(current) : 0;
+ task_pid(current)) ? process_group(current) : 0;
fs_info->devfsd_file = file;
fs_info->devfsd_info =
kmalloc(sizeof *fs_info->devfsd_info, GFP_KERNEL);
Index: linux-2.6.15/fs/dnotify.c
===================================================================
--- linux-2.6.15.orig/fs/dnotify.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/dnotify.c 2006-01-17 08:36:57.000000000 -0500
@@ -92,7 +92,7 @@
prev = &odn->dn_next;
}

- error = f_setown(filp, current->pid, 0);
+ error = f_setown(filp, task_pid(current), 0);
if (error)
goto out_free;

Index: linux-2.6.15/fs/exec.c
===================================================================
--- linux-2.6.15.orig/fs/exec.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/exec.c 2006-01-17 08:36:57.000000000 -0500
@@ -675,8 +675,8 @@
proc_dentry2 = proc_pid_unhash(leader);
write_lock_irq(&tasklist_lock);

- BUG_ON(leader->tgid != current->tgid);
- BUG_ON(current->pid == current->tgid);
+ BUG_ON(task_tgid(leader) != task_tgid(current));
+ BUG_ON(task_pid(current) == task_tgid(current));
/*
* An exec() starts a new thread group with the
* TGID of the previous thread group. Rehash the
@@ -1282,7 +1282,7 @@
case 'p':
pid_in_pattern = 1;
rc = snprintf(out_ptr, out_end - out_ptr,
- "%d", current->tgid);
+ "%d", task_tgid(current));
if (rc > out_end - out_ptr)
goto out;
out_ptr += rc;
@@ -1354,7 +1354,7 @@
if (!pid_in_pattern
&& (core_uses_pid || atomic_read(&current->mm->mm_users) != 1)) {
rc = snprintf(out_ptr, out_end - out_ptr,
- ".%d", current->tgid);
+ ".%d", task_tgid(current));
if (rc > out_end - out_ptr)
goto out;
out_ptr += rc;
Index: linux-2.6.15/fs/ext2/inode.c
===================================================================
--- linux-2.6.15.orig/fs/ext2/inode.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/ext2/inode.c 2006-01-17 08:36:57.000000000 -0500
@@ -344,7 +344,7 @@
*/
bg_start = (ei->i_block_group * EXT2_BLOCKS_PER_GROUP(inode->i_sb)) +
le32_to_cpu(EXT2_SB(inode->i_sb)->s_es->s_first_data_block);
- colour = (current->pid % 16) *
+ colour = (task_pid(current) % 16) *
(EXT2_BLOCKS_PER_GROUP(inode->i_sb) / 16);
return bg_start + colour;
}
Index: linux-2.6.15/fs/ext3/inode.c
===================================================================
--- linux-2.6.15.orig/fs/ext3/inode.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/ext3/inode.c 2006-01-17 08:36:57.000000000 -0500
@@ -443,7 +443,7 @@
*/
bg_start = (ei->i_block_group * EXT3_BLOCKS_PER_GROUP(inode->i_sb)) +
le32_to_cpu(EXT3_SB(inode->i_sb)->s_es->s_first_data_block);
- colour = (current->pid % 16) *
+ colour = (task_pid(current) % 16) *
(EXT3_BLOCKS_PER_GROUP(inode->i_sb) / 16);
return bg_start + colour;
}
Index: linux-2.6.15/fs/fs-writeback.c
===================================================================
--- linux-2.6.15.orig/fs/fs-writeback.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/fs-writeback.c 2006-01-17 08:36:57.000000000 -0500
@@ -89,7 +89,7 @@
if (inode->i_ino || strcmp(inode->i_sb->s_id, "bdev"))
printk(KERN_DEBUG
"%s(%d): dirtied inode %lu (%s) on %s\n",
- current->comm, current->pid, inode->i_ino,
+ current->comm, task_pid(current), inode->i_ino,
name, inode->i_sb->s_id);
}

Index: linux-2.6.15/fs/fuse/dev.c
===================================================================
--- linux-2.6.15.orig/fs/fuse/dev.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/fuse/dev.c 2006-01-17 08:36:57.000000000 -0500
@@ -99,7 +99,7 @@
req->preallocated = 1;
req->in.h.uid = current->fsuid;
req->in.h.gid = current->fsgid;
- req->in.h.pid = current->pid;
+ req->in.h.pid = task_pid(current);
return req;
}

Index: linux-2.6.15/fs/jffs2/background.c
===================================================================
--- linux-2.6.15.orig/fs/jffs2/background.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/jffs2/background.c 2006-01-17 08:36:57.000000000 -0500
@@ -60,7 +60,7 @@
int wait = 0;
spin_lock(&c->erase_completion_lock);
if (c->gc_task) {
- D1(printk(KERN_DEBUG "jffs2: Killing GC task %d\n", c->gc_task->pid));
+ D1(printk(KERN_DEBUG "jffs2: Killing GC task %d\n", c->gc_task_pid(task)));
send_sig(SIGKILL, c->gc_task, 1);
wait = 1;
}
Index: linux-2.6.15/fs/lockd/clntproc.c
===================================================================
--- linux-2.6.15.orig/fs/lockd/clntproc.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/lockd/clntproc.c 2006-01-17 08:36:57.000000000 -0500
@@ -130,7 +130,7 @@
lock->caller = system_utsname.nodename;
lock->oh.data = req->a_owner;
lock->oh.len = sprintf(req->a_owner, "%d@%s",
- current->pid, system_utsname.nodename);
+ task_pid(current), system_utsname.nodename);
locks_copy_lock(&lock->fl, fl);
}

Index: linux-2.6.15/fs/lockd/svc.c
===================================================================
--- linux-2.6.15.orig/fs/lockd/svc.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/lockd/svc.c 2006-01-17 08:36:57.000000000 -0500
@@ -111,7 +111,7 @@
/*
* Let our maker know we're running.
*/
- nlmsvc_pid = current->pid;
+ nlmsvc_pid = task_pid(current);
up(&lockd_start);

daemonize("lockd");
@@ -135,7 +135,7 @@
* NFS mount or NFS daemon has gone away, and we've been sent a
* signal, or else another process has taken over our job.
*/
- while ((nlmsvc_users || !signalled()) && nlmsvc_pid == current->pid) {
+ while ((nlmsvc_users || !signalled()) && nlmsvc_pid == task_pid(current)) {
long timeout = MAX_SCHEDULE_TIMEOUT;

if (signalled()) {
@@ -182,7 +182,7 @@
* Check whether there's a new lockd process before
* shutting down the hosts and clearing the slot.
*/
- if (!nlmsvc_pid || current->pid == nlmsvc_pid) {
+ if (!nlmsvc_pid || task_pid(current) == nlmsvc_pid) {
if (nlmsvc_ops)
nlmsvc_invalidate_all();
nlm_shutdown_hosts();
Index: linux-2.6.15/fs/locks.c
===================================================================
--- linux-2.6.15.orig/fs/locks.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/locks.c 2006-01-17 08:36:57.000000000 -0500
@@ -268,7 +268,7 @@
return -ENOMEM;

fl->fl_file = filp;
- fl->fl_pid = current->tgid;
+ fl->fl_pid = task_tgid(current);
fl->fl_flags = FL_FLOCK;
fl->fl_type = type;
fl->fl_end = OFFSET_MAX;
@@ -334,7 +334,7 @@
return -EOVERFLOW;

fl->fl_owner = current->files;
- fl->fl_pid = current->tgid;
+ fl->fl_pid = task_tgid(current);
fl->fl_file = filp;
fl->fl_flags = FL_POSIX;
fl->fl_ops = NULL;
@@ -380,7 +380,7 @@
return -EOVERFLOW;

fl->fl_owner = current->files;
- fl->fl_pid = current->tgid;
+ fl->fl_pid = task_tgid(current);
fl->fl_file = filp;
fl->fl_flags = FL_POSIX;
fl->fl_ops = NULL;
@@ -433,7 +433,7 @@
static int lease_init(struct file *filp, int type, struct file_lock *fl)
{
fl->fl_owner = current->files;
- fl->fl_pid = current->tgid;
+ fl->fl_pid = task_tgid(current);

fl->fl_file = filp;
fl->fl_flags = FL_LEASE;
@@ -1043,7 +1043,7 @@

locks_init_lock(&fl);
fl.fl_owner = current->files;
- fl.fl_pid = current->tgid;
+ fl.fl_pid = task_tgid(current);
fl.fl_file = filp;
fl.fl_flags = FL_POSIX | FL_ACCESS;
if (filp && !(filp->f_flags & O_NONBLOCK))
@@ -1441,7 +1441,7 @@
goto out_unlock;
}

- error = f_setown(filp, current->pid, 0);
+ error = f_setown(filp, task_pid(current), 0);
out_unlock:
unlock_kernel();
return error;
@@ -1860,7 +1860,7 @@
lock.fl_start = 0;
lock.fl_end = OFFSET_MAX;
lock.fl_owner = owner;
- lock.fl_pid = current->tgid;
+ lock.fl_pid = task_tgid(current);
lock.fl_file = filp;
lock.fl_ops = NULL;
lock.fl_lmops = NULL;
@@ -1904,7 +1904,7 @@

if (filp->f_op && filp->f_op->flock) {
struct file_lock fl = {
- .fl_pid = current->tgid,
+ .fl_pid = task_tgid(current),
.fl_file = filp,
.fl_flags = FL_FLOCK,
.fl_type = F_UNLCK,
Index: linux-2.6.15/fs/nfs/callback.c
===================================================================
--- linux-2.6.15.orig/fs/nfs/callback.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/nfs/callback.c 2006-01-17 08:36:57.000000000 -0500
@@ -44,7 +44,7 @@
__module_get(THIS_MODULE);
lock_kernel();

- nfs_callback_info.pid = current->pid;
+ nfs_callback_info.pid = task_pid(current);
daemonize("nfsv4-svc");
/* Process request with signals blocked, but allow SIGKILL. */
allow_signal(SIGKILL);
Index: linux-2.6.15/fs/nfs/nfs3proc.c
===================================================================
--- linux-2.6.15.orig/fs/nfs/nfs3proc.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/nfs/nfs3proc.c 2006-01-17 08:36:57.000000000 -0500
@@ -323,7 +323,7 @@
if (flags & O_EXCL) {
arg.createmode = NFS3_CREATE_EXCLUSIVE;
arg.verifier[0] = jiffies;
- arg.verifier[1] = current->pid;
+ arg.verifier[1] = task_pid(current);
}

sattr->ia_mode &= ~current->fs->umask;
Index: linux-2.6.15/fs/nfs/nfs4proc.c
===================================================================
--- linux-2.6.15.orig/fs/nfs/nfs4proc.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/nfs/nfs4proc.c 2006-01-17 08:36:57.000000000 -0500
@@ -724,7 +724,7 @@
if (flags & O_EXCL) {
u32 *p = (u32 *) o_arg.u.verifier.data;
p[0] = jiffies;
- p[1] = current->pid;
+ p[1] = task_pid(current);
} else
o_arg.u.attrs = sattr;
/* Serialization for the sequence id */
Index: linux-2.6.15/fs/nfsd/nfs4state.c
===================================================================
--- linux-2.6.15.orig/fs/nfsd/nfs4state.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/nfsd/nfs4state.c 2006-01-17 08:36:57.000000000 -0500
@@ -1740,7 +1740,7 @@
fl.fl_end = OFFSET_MAX;
fl.fl_owner = (fl_owner_t)dp;
fl.fl_file = stp->st_vfs_file;
- fl.fl_pid = current->tgid;
+ fl.fl_pid = task_tgid(current);

/* setlease checks to see if delegation should be handed out.
* the lock_manager callbacks fl_mylease and fl_change are used
@@ -2784,7 +2784,7 @@
goto out;
}
file_lock.fl_owner = (fl_owner_t)lock_sop;
- file_lock.fl_pid = current->tgid;
+ file_lock.fl_pid = task_tgid(current);
file_lock.fl_file = filp;
file_lock.fl_flags = FL_POSIX;

@@ -2903,7 +2903,7 @@
&lockt->lt_clientid, &lockt->lt_owner);
if (lockt->lt_stateowner)
file_lock.fl_owner = (fl_owner_t)lockt->lt_stateowner;
- file_lock.fl_pid = current->tgid;
+ file_lock.fl_pid = task_tgid(current);
file_lock.fl_flags = FL_POSIX;

file_lock.fl_start = lockt->lt_offset;
@@ -2962,7 +2962,7 @@
locks_init_lock(&file_lock);
file_lock.fl_type = F_UNLCK;
file_lock.fl_owner = (fl_owner_t) locku->lu_stateowner;
- file_lock.fl_pid = current->tgid;
+ file_lock.fl_pid = task_tgid(current);
file_lock.fl_file = filp;
file_lock.fl_flags = FL_POSIX;
file_lock.fl_start = locku->lu_offset;
Index: linux-2.6.15/fs/nfsd/vfs.c
===================================================================
--- linux-2.6.15.orig/fs/nfsd/vfs.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/nfsd/vfs.c 2006-01-17 08:36:57.000000000 -0500
@@ -955,13 +955,13 @@
if (EX_WGATHER(exp)) {
if (atomic_read(&inode->i_writecount) > 1
|| (last_ino == inode->i_ino && last_dev == inode->i_sb->s_dev)) {
- dprintk("nfsd: write defer %d\n", current->pid);
+ dprintk("nfsd: write defer %d\n", task_pid(current));
msleep(10);
- dprintk("nfsd: write resume %d\n", current->pid);
+ dprintk("nfsd: write resume %d\n", task_pid(current));
}

if (inode->i_state & I_DIRTY) {
- dprintk("nfsd: write sync %d\n", current->pid);
+ dprintk("nfsd: write sync %d\n", task_pid(current));
nfsd_sync(file);
}
#if 0
Index: linux-2.6.15/fs/proc/array.c
===================================================================
--- linux-2.6.15.orig/fs/proc/array.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/proc/array.c 2006-01-17 08:36:57.000000000 -0500
@@ -174,9 +174,10 @@
"Gid:\t%d\t%d\t%d\t%d\n",
get_task_state(p),
(p->sleep_avg/1024)*100/(1020000000/1024),
- p->tgid,
- p->pid, pid_alive(p) ? p->group_leader->real_parent->tgid : 0,
- pid_alive(p) && p->ptrace ? p->parent->pid : 0,
+ task_tgid(p),
+ task_pid(p), pid_alive(p) ?
+ task_tgid(p->group_leader->real_parent) : 0,
+ pid_alive(p) && p->ptrace ? task_pid(p->parent) : 0,
p->uid, p->euid, p->suid, p->fsuid,
p->gid, p->egid, p->sgid, p->fsgid);
read_unlock(&tasklist_lock);
@@ -388,7 +389,8 @@
}
it_real_value = task->signal->it_real_value;
}
- ppid = pid_alive(task) ? task->group_leader->real_parent->tgid : 0;
+ ppid = pid_alive(task) ?
+ task_tgid(task->group_leader->real_parent) : 0;
read_unlock(&tasklist_lock);

if (!whole || num_threads<2)
@@ -415,7 +417,7 @@
res = sprintf(buffer,"%d (%s) %c %d %d %d %d %d %lu %lu \
%lu %lu %lu %lu %lu %ld %ld %ld %ld %d %ld %llu %lu %ld %lu %lu %lu %lu %lu \
%lu %lu %lu %lu %lu %lu %lu %lu %d %d %lu %lu\n",
- task->pid,
+ task_pid(task),
tcomm,
state,
ppid,
Index: linux-2.6.15/fs/proc/base.c
===================================================================
--- linux-2.6.15.orig/fs/proc/base.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/proc/base.c 2006-01-17 08:36:57.000000000 -0500
@@ -1160,7 +1160,7 @@
if (!pid_alive(p))
goto out;
retval = 0;
- tid = p->pid;
+ tid = task_pid(p);

fd = filp->f_pos;
switch (fd) {
@@ -1227,7 +1227,7 @@
goto out;

ret = 0;
- pid = proc_task(inode)->pid;
+ pid = task_pid(proc_task(inode));
i = filp->f_pos;
switch (i) {
case 0:
@@ -1312,7 +1312,7 @@
ei = PROC_I(inode);
ei->task = NULL;
inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME;
- inode->i_ino = fake_ino(task->pid, ino);
+ inode->i_ino = fake_ino(task_pid(task), ino);

if (!pid_alive(task))
goto out_unlock;
@@ -1878,14 +1878,14 @@
int buflen)
{
char tmp[30];
- sprintf(tmp, "%d", current->tgid);
+ sprintf(tmp, "%d", task_tgid(current));
return vfs_readlink(dentry,buffer,buflen,tmp);
}

static void *proc_self_follow_link(struct dentry *dentry, struct nameidata *nd)
{
char tmp[30];
- sprintf(tmp, "%d", current->tgid);
+ sprintf(tmp, "%d", task_tgid(current));
return ERR_PTR(vfs_follow_link(nd,tmp));
}

@@ -2042,7 +2042,7 @@
read_unlock(&tasklist_lock);
if (!task)
goto out;
- if (leader->tgid != task->tgid)
+ if (task_tgid(leader) != task_tgid(task))
goto out_drop_task;

inode = proc_pid_make_inode(dir->i_sb, task, PROC_TID_INO);
@@ -2100,7 +2100,7 @@
p = next_task(&init_task);

for ( ; p != &init_task; p = next_task(p)) {
- int tgid = p->pid;
+ int tgid = task_pid(p);
if (!pid_alive(p))
continue;
if (--index >= 0)
@@ -2133,7 +2133,7 @@
* via next_thread().
*/
if (pid_alive(task)) do {
- int tid = task->pid;
+ int tid = task_pid(task);

if (--index >= 0)
continue;
Index: linux-2.6.15/fs/smbfs/proc.c
===================================================================
--- linux-2.6.15.orig/fs/smbfs/proc.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/smbfs/proc.c 2006-01-17 08:36:57.000000000 -0500
@@ -852,7 +852,7 @@
struct sock *sk;
int error;

- VERBOSE("fd=%d, pid=%d\n", opt->fd, current->pid);
+ VERBOSE("fd=%d, pid=%d\n", opt->fd, task_pid(current));

smb_lock_server(server);

@@ -876,7 +876,7 @@
goto out_putf;

server->sock_file = filp;
- server->conn_pid = current->pid;
+ server->conn_pid = task_pid(current);
server->opt = *opt;
server->generation += 1;
server->state = CONN_VALID;
Index: linux-2.6.15/fs/smbfs/smbiod.c
===================================================================
--- linux-2.6.15.orig/fs/smbfs/smbiod.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/smbfs/smbiod.c 2006-01-17 08:36:57.000000000 -0500
@@ -294,7 +294,7 @@

allow_signal(SIGKILL);

- VERBOSE("SMB Kernel thread starting (%d) ...\n", current->pid);
+ VERBOSE("SMB Kernel thread starting (%d) ...\n", task_pid(current));

for (;;) {
struct smb_sb_info *server;
@@ -336,6 +336,6 @@
spin_unlock(&servers_lock);
}

- VERBOSE("SMB Kernel thread exiting (%d) ...\n", current->pid);
+ VERBOSE("SMB Kernel thread exiting (%d) ...\n", task_pid(current));
module_put_and_exit(0);
}
Index: linux-2.6.15/fs/xfs/linux-2.6/xfs_buf.c
===================================================================
--- linux-2.6.15.orig/fs/xfs/linux-2.6/xfs_buf.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/xfs/linux-2.6/xfs_buf.c 2006-01-17 08:36:57.000000000 -0500
@@ -68,7 +68,7 @@
#endif

#ifdef PAGEBUF_LOCK_TRACKING
-# define PB_SET_OWNER(pb) ((pb)->pb_last_holder = current->pid)
+# define PB_SET_OWNER(pb) ((pb)->pb_last_holder = task_pid(current))
# define PB_CLEAR_OWNER(pb) ((pb)->pb_last_holder = -1)
# define PB_GET_OWNER(pb) ((pb)->pb_last_holder)
#else
Index: linux-2.6.15/fs/xfs/linux-2.6/xfs_linux.h
===================================================================
--- linux-2.6.15.orig/fs/xfs/linux-2.6/xfs_linux.h 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/xfs/linux-2.6/xfs_linux.h 2006-01-17 08:36:57.000000000 -0500
@@ -134,7 +134,7 @@
#define raw_smp_processor_id() smp_processor_id()
#endif
#define current_cpu() raw_smp_processor_id()
-#define current_pid() (current->pid)
+#define current_pid() (task_pid(current))
#define current_fsuid(cred) (current->fsuid)
#define current_fsgid(cred) (current->fsgid)

Index: linux-2.6.15/fs/xfs/support/debug.c
===================================================================
--- linux-2.6.15.orig/fs/xfs/support/debug.c 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/xfs/support/debug.c 2006-01-17 08:36:57.000000000 -0500
@@ -60,7 +60,7 @@
int
get_thread_id(void)
{
- return current->pid;
+ return task_pid(current);
}

#endif /* DEBUG || INDUCE_IO_ERRROR || !NO_WANT_RANDOM */
Index: linux-2.6.15/fs/jffs2/debug.h
===================================================================
--- linux-2.6.15.orig/fs/jffs2/debug.h 2006-01-17 08:36:28.000000000 -0500
+++ linux-2.6.15/fs/jffs2/debug.h 2006-01-17 08:36:57.000000000 -0500
@@ -81,28 +81,28 @@
#define JFFS2_ERROR(fmt, ...) \
do { \
printk(JFFS2_ERR_MSG_PREFIX \
- " (%d) %s: " fmt, current->pid, \
+ " (%d) %s: " fmt, task_pid(current), \
__FUNCTION__ , ##__VA_ARGS__); \
} while(0)

#define JFFS2_WARNING(fmt, ...) \
do { \
printk(JFFS2_WARN_MSG_PREFIX \
- " (%d) %s: " fmt, current->pid, \
+ " (%d) %s: " fmt, task_pid(current), \
__FUNCTION__ , ##__VA_ARGS__); \
} while(0)

#define JFFS2_NOTICE(fmt, ...) \
do { \
printk(JFFS2_NOTICE_MSG_PREFIX \
- " (%d) %s: " fmt, current->pid, \
+ " (%d) %s: " fmt, task_pid(current), \
__FUNCTION__ , ##__VA_ARGS__); \
} while(0)

#define JFFS2_DEBUG(fmt, ...) \
do { \
printk(JFFS2_DBG_MSG_PREFIX \
- " (%d) %s: " fmt, current->pid, \
+ " (%d) %s: " fmt, task_pid(current), \
__FUNCTION__ , ##__VA_ARGS__); \
} while(0)


--

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