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[IA64] use helpers for rlimits 

Make sure compiler won't do weird things with limits. E.g. fetching
them twice may return 2 different values after writable limits are
implemented.

I.e. either use rlimit helpers added in
3e10e716ab
or ACCESS_ONCE if not applicable.

Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
hifive-unleashed-5.1
Jiri Slaby 2010-01-06 16:24:30 +01:00 committed by Tony Luck
parent 1d1e9f0421
commit 02b763b8cc
2 changed files with 2 additions and 2 deletions
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2
arch/ia64/kernel/perfmon.c
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@ -2293,7 +2293,7 @@ pfm_smpl_buffer_alloc(struct task_struct *task, struct file *filp, pfm_context_t
* if ((mm->total_vm << PAGE_SHIFT) + len> task->rlim[RLIMIT_AS].rlim_cur)
* return -ENOMEM;
*/
if (size > task->signal->rlim[RLIMIT_MEMLOCK].rlim_cur)
if (size > task_rlimit(task, RLIMIT_MEMLOCK))
return -ENOMEM;
/*

2
arch/ia64/mm/init.c
View File

@ -91,7 +91,7 @@ dma_mark_clean(void *addr, size_t size)
inline void
ia64_set_rbs_bot (void)
{
unsigned long stack_size = current->signal->rlim[RLIMIT_STACK].rlim_max & -16;
unsigned long stack_size = rlimit_max(RLIMIT_STACK) & -16;
if (stack_size > MAX_USER_STACK_SIZE)
stack_size = MAX_USER_STACK_SIZE;