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authorJan Kara <jack@suse.cz>2005-09-07 00:19:12 +0200
committerLinus Torvalds <torvalds@g5.osdl.org>2005-09-08 01:57:55 +0200
commit26707699b5337ea471ba1774447e8a1170c99e52 (patch)
tree13ea647feb0f0eb026a4a00fd0e1d522d71876ca
parent[PATCH] Make ll_rw_block() wait for buffer lock (diff)
downloadlinux-26707699b5337ea471ba1774447e8a1170c99e52.tar.xz
linux-26707699b5337ea471ba1774447e8a1170c99e52.zip
[PATCH] Change ll_rw_block() calls in JBD
We must be sure that the current data in buffer are sent to disk. Hence we have to call ll_rw_block() with SWRITE. Signed-off-by: Jan Kara <jack@suse.cz> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
-rw-r--r--fs/jbd/checkpoint.c2
-rw-r--r--fs/jbd/commit.c4
-rw-r--r--fs/jbd/journal.c2
-rw-r--r--fs/jbd/revoke.c2
4 files changed, 5 insertions, 5 deletions
diff --git a/fs/jbd/checkpoint.c b/fs/jbd/checkpoint.c
index 5a97e346bd95..014a51fd00d7 100644
--- a/fs/jbd/checkpoint.c
+++ b/fs/jbd/checkpoint.c
@@ -204,7 +204,7 @@ __flush_batch(journal_t *journal, struct buffer_head **bhs, int *batch_count)
int i;
spin_unlock(&journal->j_list_lock);
- ll_rw_block(WRITE, *batch_count, bhs);
+ ll_rw_block(SWRITE, *batch_count, bhs);
spin_lock(&journal->j_list_lock);
for (i = 0; i < *batch_count; i++) {
struct buffer_head *bh = bhs[i];
diff --git a/fs/jbd/commit.c b/fs/jbd/commit.c
index 9d0494dcc571..2a3e310f79ef 100644
--- a/fs/jbd/commit.c
+++ b/fs/jbd/commit.c
@@ -358,7 +358,7 @@ write_out_data:
jbd_debug(2, "submit %d writes\n",
bufs);
spin_unlock(&journal->j_list_lock);
- ll_rw_block(WRITE, bufs, wbuf);
+ ll_rw_block(SWRITE, bufs, wbuf);
journal_brelse_array(wbuf, bufs);
bufs = 0;
goto write_out_data;
@@ -381,7 +381,7 @@ write_out_data:
if (bufs) {
spin_unlock(&journal->j_list_lock);
- ll_rw_block(WRITE, bufs, wbuf);
+ ll_rw_block(SWRITE, bufs, wbuf);
journal_brelse_array(wbuf, bufs);
spin_lock(&journal->j_list_lock);
}
diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index 334f4cf0823b..7ae2c4fe506b 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -957,7 +957,7 @@ void journal_update_superblock(journal_t *journal, int wait)
if (wait)
sync_dirty_buffer(bh);
else
- ll_rw_block(WRITE, 1, &bh);
+ ll_rw_block(SWRITE, 1, &bh);
out:
/* If we have just flushed the log (by marking s_start==0), then
diff --git a/fs/jbd/revoke.c b/fs/jbd/revoke.c
index 93b9f45eebda..a56144183462 100644
--- a/fs/jbd/revoke.c
+++ b/fs/jbd/revoke.c
@@ -614,7 +614,7 @@ static void flush_descriptor(journal_t *journal,
set_buffer_jwrite(bh);
BUFFER_TRACE(bh, "write");
set_buffer_dirty(bh);
- ll_rw_block(WRITE, 1, &bh);
+ ll_rw_block(SWRITE, 1, &bh);
}
#endif