[PATCH] ipc/mqueue: simplify reading msgqueue limit
From: Davidlohr Bueso
Date: Thu Nov 03 2011 - 14:32:59 EST
From: Davidlohr Bueso <dave@xxxxxxx>
Because the current task is being used to get the limit, we can simply use rlimit() instead of task_rlimit().
Signed-off-by: Davidlohr Bueso <dave@xxxxxxx>
---
ipc/mqueue.c | 3 +--
1 files changed, 1 insertions(+), 2 deletions(-)
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index 2e0ecfc..c0e4fbb 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -127,7 +127,6 @@ static struct inode *mqueue_get_inode(struct super_block *sb,
if (S_ISREG(mode)) {
struct mqueue_inode_info *info;
- struct task_struct *p = current;
unsigned long mq_bytes, mq_msg_tblsz;
inode->i_fop = &mqueue_file_operations;
@@ -158,7 +157,7 @@ static struct inode *mqueue_get_inode(struct super_block *sb,
spin_lock(&mq_lock);
if (u->mq_bytes + mq_bytes < u->mq_bytes ||
- u->mq_bytes + mq_bytes > task_rlimit(p, RLIMIT_MSGQUEUE)) {
+ u->mq_bytes + mq_bytes > rlimit(RLIMIT_MSGQUEUE)) {
spin_unlock(&mq_lock);
/* mqueue_evict_inode() releases info->messages */
ret = -EMFILE;
--
1.7.4.1
--
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