diff options
| author |   Jiri Slaby <jslaby@suse.cz> | 2010-02-11 15:40:48 -0800 |
|---|---|---|
| committer |   Roland Dreier <rolandd@cisco.com> | 2010-02-11 15:40:48 -0800 |
| commit | ccbe9f0b11b137c9453771a7ca3bf417dc7ce152 (patch) | |
| tree | 0d05240120bb38bb5bfcb4fe3b88aa40cc1dfb94 | |
| parent | Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/bp/bp (diff) | |
| download | linux-dev-ccbe9f0b11b137c9453771a7ca3bf417dc7ce152.tar.xz linux-dev-ccbe9f0b11b137c9453771a7ca3bf417dc7ce152.zip | |
RDMA: Use rlimit helpers
Make sure compiler won't do weird things with limits by using the
rlimit helpers added in 3e10e716 ("resource: add helpers for fetching
rlimits"). E.g. fetching them twice may return 2 different values
after writable limits are implemented.
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
| -rw-r--r-- | drivers/infiniband/core/umem.c | 2 | ||||
| -rw-r--r-- | drivers/infiniband/hw/ipath/ipath_user_pages.c | 3 |
2 files changed, 2 insertions, 3 deletions
diff --git a/drivers/infiniband/core/umem.c b/drivers/infiniband/core/umem.c index 6f7c096abf13..4f906f0614f0 100644 --- a/drivers/infiniband/core/umem.c +++ b/drivers/infiniband/core/umem.c @@ -136,7 +136,7 @@ struct ib_umem *ib_umem_get(struct ib_ucontext *context, unsigned long addr, down_write(¤t->mm->mmap_sem); locked = npages + current->mm->locked_vm; - lock_limit = current->signal->rlim[RLIMIT_MEMLOCK].rlim_cur >> PAGE_SHIFT; + lock_limit = rlimit(RLIMIT_MEMLOCK) >> PAGE_SHIFT; if ((locked > lock_limit) && !capable(CAP_IPC_LOCK)) { ret = -ENOMEM; diff --git a/drivers/infiniband/hw/ipath/ipath_user_pages.c b/drivers/infiniband/hw/ipath/ipath_user_pages.c index 82878e348627..eb7d59abd12d 100644 --- a/drivers/infiniband/hw/ipath/ipath_user_pages.c +++ b/drivers/infiniband/hw/ipath/ipath_user_pages.c @@ -59,8 +59,7 @@ static int __get_user_pages(unsigned long start_page, size_t num_pages, size_t got; int ret; - lock_limit = current->signal->rlim[RLIMIT_MEMLOCK].rlim_cur >> - PAGE_SHIFT; + lock_limit = rlimit(RLIMIT_MEMLOCK) >> PAGE_SHIFT; if (num_pages > lock_limit) { ret = -ENOMEM; |