[PATCH 12/21] kmmio.c: Add and use pr_fmt(fmt)

From: Joe Perches
Date: Sun Oct 04 2009 - 20:59:30 EST


Add #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
Strip "kmmio: " from pr_<level>s

Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
arch/x86/mm/kmmio.c | 40 ++++++++++++++++++++--------------------
1 files changed, 20 insertions(+), 20 deletions(-)

diff --git a/arch/x86/mm/kmmio.c b/arch/x86/mm/kmmio.c
index 16ccbd7..9e8375b 100644
--- a/arch/x86/mm/kmmio.c
+++ b/arch/x86/mm/kmmio.c
@@ -5,6 +5,8 @@
* 2008 Pekka Paalanen <pq@xxxxxx>
*/

+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
#include <linux/list.h>
#include <linux/rculist.h>
#include <linux/spinlock.h>
@@ -136,7 +138,7 @@ static int clear_page_presence(struct kmmio_fault_page *f, bool clear)
pte_t *pte = lookup_address(f->page, &level);

if (!pte) {
- pr_err("kmmio: no pte for page 0x%08lx\n", f->page);
+ pr_err("no pte for page 0x%08lx\n", f->page);
return -1;
}

@@ -148,7 +150,7 @@ static int clear_page_presence(struct kmmio_fault_page *f, bool clear)
clear_pte_presence(pte, clear, &f->old_presence);
break;
default:
- pr_err("kmmio: unexpected page level 0x%x.\n", level);
+ pr_err("unexpected page level 0x%x.\n", level);
return -1;
}

@@ -170,13 +172,14 @@ static int clear_page_presence(struct kmmio_fault_page *f, bool clear)
static int arm_kmmio_fault_page(struct kmmio_fault_page *f)
{
int ret;
- WARN_ONCE(f->armed, KERN_ERR "kmmio page already armed.\n");
+ WARN_ONCE(f->armed, KERN_ERR pr_fmt("kmmio page already armed.\n"));
if (f->armed) {
- pr_warning("kmmio double-arm: page 0x%08lx, ref %d, old %d\n",
- f->page, f->count, !!f->old_presence);
+ pr_warning("double-arm: page 0x%08lx, ref %d, old %d\n",
+ f->page, f->count, !!f->old_presence);
}
ret = clear_page_presence(f, true);
- WARN_ONCE(ret < 0, KERN_ERR "kmmio arming 0x%08lx failed.\n", f->page);
+ WARN_ONCE(ret < 0, KERN_ERR pr_fmt("arming 0x%08lx failed.\n"),
+ f->page);
f->armed = true;
return ret;
}
@@ -240,24 +243,21 @@ int kmmio_handler(struct pt_regs *regs, unsigned long addr)
* condition needs handling by do_page_fault(), the
* page really not being present is the most common.
*/
- pr_debug("kmmio: secondary hit for 0x%08lx CPU %d.\n",
- addr, smp_processor_id());
+ pr_debug("secondary hit for 0x%08lx CPU %d.\n",
+ addr, smp_processor_id());

if (!faultpage->old_presence)
- pr_info("kmmio: unexpected secondary hit for "
- "address 0x%08lx on CPU %d.\n", addr,
- smp_processor_id());
+ pr_info("unexpected secondary hit for address 0x%08lx on CPU %d.\n",
+ addr, smp_processor_id());
} else {
/*
* Prevent overwriting already in-flight context.
* This should not happen, let's hope disarming at
* least prevents a panic.
*/
- pr_emerg("kmmio: recursive probe hit on CPU %d, "
- "for address 0x%08lx. Ignoring.\n",
- smp_processor_id(), addr);
- pr_emerg("kmmio: previous hit was at 0x%08lx.\n",
- ctx->addr);
+ pr_emerg("recursive probe hit on CPU %d, for address 0x%08lx. Ignoring.\n",
+ smp_processor_id(), addr);
+ pr_emerg("previous hit was at 0x%08lx.\n", ctx->addr);
disarm_kmmio_fault_page(faultpage);
}
goto no_kmmio_ctx;
@@ -316,8 +316,8 @@ static int post_kmmio_handler(unsigned long condition, struct pt_regs *regs)
* something external causing them (f.e. using a debugger while
* mmio tracing enabled), or erroneous behaviour
*/
- pr_warning("kmmio: unexpected debug trap on CPU %d.\n",
- smp_processor_id());
+ pr_warning("unexpected debug trap on CPU %d.\n",
+ smp_processor_id());
goto out;
}

@@ -425,7 +425,7 @@ int register_kmmio_probe(struct kmmio_probe *p)
list_add_rcu(&p->list, &kmmio_probes);
while (size < size_lim) {
if (add_kmmio_fault_page(p->addr + size))
- pr_err("kmmio: Unable to set page fault.\n");
+ pr_err("Unable to set page fault.\n");
size += PAGE_SIZE;
}
out:
@@ -511,7 +511,7 @@ void unregister_kmmio_probe(struct kmmio_probe *p)

drelease = kmalloc(sizeof(*drelease), GFP_ATOMIC);
if (!drelease) {
- pr_crit("kmmio: leaking kmmio_fault_page objects.\n");
+ pr_crit("leaking kmmio_fault_page objects.\n");
return;
}
drelease->release_list = release_list;
--
1.6.3.1.10.g659a0.dirty

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