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authorLinus Torvalds <torvalds@linux-foundation.org>2013-05-03 09:57:16 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-05-03 09:57:16 -0700
commit86652188f345edec56b0074a65f6db17f16eb359 (patch)
treecbaf3a5e62b0c05ac74043685f63abde29a80c25 /fs/jfs
parent14a9e5c09d13aa36b88ea54b8b6134b60ff2a410 (diff)
parent73aaa22d5ffb2630456bac2f9a4ed9b81d0d7271 (diff)
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Merge tag 'jfs-3.10' of git://github.com/kleikamp/linux-shaggy
Pull jfs fixes from David Kleikamp: "A couple fixes for jfs" (What's with the unhelpful pull request "explanations" from fs people today?) * tag 'jfs-3.10' of git://github.com/kleikamp/linux-shaggy: jfs: fix a couple races jfs: avoid undefined behavior from left-shifting by 32 bits
Diffstat (limited to 'fs/jfs')
-rw-r--r--fs/jfs/inode.c2
-rw-r--r--fs/jfs/jfs_imap.c2
-rw-r--r--fs/jfs/jfs_logmgr.c3
3 files changed, 4 insertions, 3 deletions
diff --git a/fs/jfs/inode.c b/fs/jfs/inode.c
index b7dc47ba675e..77554b61d124 100644
--- a/fs/jfs/inode.c
+++ b/fs/jfs/inode.c
@@ -125,7 +125,7 @@ int jfs_write_inode(struct inode *inode, struct writeback_control *wbc)
{
int wait = wbc->sync_mode == WB_SYNC_ALL;
- if (test_cflag(COMMIT_Nolink, inode))
+ if (inode->i_nlink == 0)
return 0;
/*
* If COMMIT_DIRTY is not set, the inode isn't really dirty.
diff --git a/fs/jfs/jfs_imap.c b/fs/jfs/jfs_imap.c
index 6ba4006e011b..f7e042b63ddb 100644
--- a/fs/jfs/jfs_imap.c
+++ b/fs/jfs/jfs_imap.c
@@ -1493,7 +1493,7 @@ int diAlloc(struct inode *pip, bool dir, struct inode *ip)
/* mask any prior bits for the starting words of the
* summary map.
*/
- mask = ONES << (EXTSPERSUM - bitno);
+ mask = (bitno == 0) ? 0 : (ONES << (EXTSPERSUM - bitno));
inosmap = le32_to_cpu(iagp->inosmap[sword]) | mask;
extsmap = le32_to_cpu(iagp->extsmap[sword]) | mask;
diff --git a/fs/jfs/jfs_logmgr.c b/fs/jfs/jfs_logmgr.c
index 2eb952c41a69..cbe48ea9318e 100644
--- a/fs/jfs/jfs_logmgr.c
+++ b/fs/jfs/jfs_logmgr.c
@@ -1058,7 +1058,8 @@ static int lmLogSync(struct jfs_log * log, int hard_sync)
*/
void jfs_syncpt(struct jfs_log *log, int hard_sync)
{ LOG_LOCK(log);
- lmLogSync(log, hard_sync);
+ if (!test_bit(log_QUIESCE, &log->flag))
+ lmLogSync(log, hard_sync);
LOG_UNLOCK(log);
}