Re: [patch] Real-Time Preemption, -VP-2.6.9-rc4-mm1-U2

[Adam Heath]

On Fri, 15 Oct 2004, Ingo Molnar wrote:

>
> i have released the -U2 PREEMPT_REALTIME patch:
>
>   http://redhat.com/~mingo/voluntary-preempt/voluntary-preempt-2.6.9-rc4-mm1-U2

scheduling while atomic: XFree86/0x04000002/1129
caller is cond_resched+0x53/0x70
 [<c027acd7>] schedule+0x517/0x550
 [<c012ce6a>] check_preempt_timing+0x1a/0x130
 [<c0107b98>] do_IRQ+0x58/0x80
 [<c027b243>] cond_resched+0x53/0x70
 [<c012c684>] _mutex_lock+0x14/0x40
 [<c012c6d5>] _mutex_lock_irqsave+0x5/0x10
 [<c01b28bf>] avc_has_perm_noaudit+0x10f/0x180
 [<c012ce6a>] check_preempt_timing+0x1a/0x130
 [<c01b296a>] avc_has_perm+0x3a/0x78
 [<c014de87>] shmem_truncate+0x1d7/0x400
 [<c01b8060>] ipc_has_perm+0x70/0x90
 [<c027b209>] cond_resched+0x19/0x70
 [<c01a9c72>] ipcperms+0x72/0xa0
 [<c01adaf7>] do_shmat+0xc7/0x300
 [<c010b8b6>] sys_ipc+0x1c6/0x280
 [<c01c8040>] copy_to_user+0x40/0x60
 [<c011d69c>] sys_gettimeofday+0x2c/0x70
 [<c01057fb>] syscall_call+0x7/0xb
scheduling while atomic: liquidwar/0x04000002/1553
caller is cond_resched+0x53/0x70
 [<c027acd7>] schedule+0x517/0x550
 [<c012ce6a>] check_preempt_timing+0x1a/0x130
 [<c027b243>] cond_resched+0x53/0x70
 [<c012c684>] _mutex_lock+0x14/0x40
 [<c012c6d5>] _mutex_lock_irqsave+0x5/0x10
 [<c01b27da>] avc_has_perm_noaudit+0x2a/0x180
 [<c01b2992>] avc_has_perm+0x62/0x78
 [<c01b296a>] avc_has_perm+0x3a/0x78
 [<c012c690>] _mutex_lock+0x20/0x40
 [<c01b8060>] ipc_has_perm+0x70/0x90
 [<c01b8060>] ipc_has_perm+0x70/0x90
 [<c0107b98>] do_IRQ+0x58/0x80
 [<c01adb13>] do_shmat+0xe3/0x300
 [<c010b8b6>] sys_ipc+0x1c6/0x280
 [<c0147a4f>] sys_munmap+0x3f/0x60
 [<c01057fb>] syscall_call+0x7/0xb

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