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authorJiri Slaby <jslaby@suse.cz>2010-01-06 16:24:30 +0100
committerTony Luck <tony.luck@intel.com>2010-01-06 15:49:06 -0800
commit02b763b8ccc88d030117851f2b76a119932f109e (patch)
treefb9ed80b06e4b4af62746a87d2007edacc31576c /arch
parent1d1e9f04216b379000128392b11edd7f5d0ebed1 (diff)
downloadop-kernel-dev-02b763b8ccc88d030117851f2b76a119932f109e.zip
op-kernel-dev-02b763b8ccc88d030117851f2b76a119932f109e.tar.gz
[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 3e10e716abf3c71bdb5d86b8f507f9e72236c9cd 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>
Diffstat (limited to 'arch')
-rw-r--r--arch/ia64/kernel/perfmon.c2
-rw-r--r--arch/ia64/mm/init.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c
index 5246285..6bcbe21 100644
--- a/arch/ia64/kernel/perfmon.c
+++ b/arch/ia64/kernel/perfmon.c
@@ -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;
/*
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index b9609c6..7c0d481 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -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;
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