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GFS2: Drop "pull" argument from log_write_header() 

The "pull" argument to log_write_header() is only used
for debug purposes and it is not really needed any more. There
are other tests for this particular problem, so I think we can
dispose of it in order to simplify the code.

Signed-off-by: Steven Whitehouse <swhiteho@redhat.com>
This commit is contained in:
Steven Whitehouse 2012-04-02 15:34:36 +01:00
Родитель af3a3ab296
Коммит fdb76a4228
1 изменённых файлов: 4 добавлений и 9 удалений
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13
fs/gfs2/log.c
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@ -32,8 +32,6 @@
#include "dir.h"
#include "trace_gfs2.h"
#define PULL 1
/**
* gfs2_struct2blk - compute stuff
* @sdp: the filesystem
@ -580,7 +578,7 @@ static void gfs2_ordered_wait(struct gfs2_sbd *sdp)
* Returns: the initialized log buffer descriptor
*/
static void log_write_header(struct gfs2_sbd *sdp, u32 flags, int pull)
static void log_write_header(struct gfs2_sbd *sdp, u32 flags)
{
u64 blkno = gfs2_log_bmap(sdp, sdp->sd_log_flush_head);
struct buffer_head *bh;
@ -628,8 +626,6 @@ static void log_write_header(struct gfs2_sbd *sdp, u32 flags, int pull)
if (sdp->sd_log_tail != tail)
log_pull_tail(sdp, tail);
else
gfs2_assert_withdraw(sdp, !pull);
sdp->sd_log_idle = (tail == sdp->sd_log_flush_head);
gfs2_log_incr_head(sdp);
@ -680,13 +676,13 @@ void gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl)
lops_before_commit(sdp);
if (sdp->sd_log_head != sdp->sd_log_flush_head) {
log_write_header(sdp, 0, 0);
log_write_header(sdp, 0);
} else if (sdp->sd_log_tail != current_tail(sdp) && !sdp->sd_log_idle){
gfs2_log_lock(sdp);
atomic_dec(&sdp->sd_log_blks_free); /* Adjust for unreserved buffer */
trace_gfs2_log_blocks(sdp, -1);
gfs2_log_unlock(sdp);
log_write_header(sdp, 0, PULL);
log_write_header(sdp, 0);
}
lops_after_commit(sdp, ai);
@ -798,8 +794,7 @@ void gfs2_log_shutdown(struct gfs2_sbd *sdp)
sdp->sd_log_flush_head = sdp->sd_log_head;
sdp->sd_log_flush_wrapped = 0;
log_write_header(sdp, GFS2_LOG_HEAD_UNMOUNT,
(sdp->sd_log_tail == current_tail(sdp)) ? 0 : PULL);
log_write_header(sdp, GFS2_LOG_HEAD_UNMOUNT);
gfs2_assert_warn(sdp, atomic_read(&sdp->sd_log_blks_free) == sdp->sd_jdesc->jd_blocks);
gfs2_assert_warn(sdp, sdp->sd_log_head == sdp->sd_log_tail);