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authorBob Peterson <rpeterso@redhat.com>2020-06-05 22:12:34 +0300
committerAndreas Gruenbacher <agruenba@redhat.com>2020-06-05 22:24:25 +0300
commitcbcc89b630447ec7836aa2b9242d9bb1725f5a61 (patch)
treef9abdb29400b751e5c04902ddb37831c6fec5130 /fs/gfs2
parentd5dc3d9677394d4fb4dca61856491df5a37db31a (diff)
downloadlinux-cbcc89b630447ec7836aa2b9242d9bb1725f5a61.tar.xz
gfs2: initialize transaction tr_ailX_lists earlier
Since transactions may be freed shortly after they're created, before a log_flush occurs, we need to initialize their ail1 and ail2 lists earlier. Before this patch, the ail1 list was initialized in gfs2_log_flush(). This moves the initialization to the point when the transaction is first created. Signed-off-by: Bob Peterson <rpeterso@redhat.com> Signed-off-by: Andreas Gruenbacher <agruenba@redhat.com>
Diffstat (limited to 'fs/gfs2')
-rw-r--r--fs/gfs2/glops.c2
-rw-r--r--fs/gfs2/log.c2
-rw-r--r--fs/gfs2/trans.c2
3 files changed, 4 insertions, 2 deletions
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c
index 4862dae868a2..224fb3bd503c 100644
--- a/fs/gfs2/glops.c
+++ b/fs/gfs2/glops.c
@@ -91,6 +91,8 @@ static int gfs2_ail_empty_gl(struct gfs2_glock *gl)
memset(&tr, 0, sizeof(tr));
INIT_LIST_HEAD(&tr.tr_buf);
INIT_LIST_HEAD(&tr.tr_databuf);
+ INIT_LIST_HEAD(&tr.tr_ail1_list);
+ INIT_LIST_HEAD(&tr.tr_ail2_list);
tr.tr_revokes = atomic_read(&gl->gl_ail_count);
if (!tr.tr_revokes) {
diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c
index fcc7f58d74f0..a81af1bde1bb 100644
--- a/fs/gfs2/log.c
+++ b/fs/gfs2/log.c
@@ -933,8 +933,6 @@ void gfs2_log_flush(struct gfs2_sbd *sdp, struct gfs2_glock *gl, u32 flags)
tr = sdp->sd_log_tr;
if (tr) {
sdp->sd_log_tr = NULL;
- INIT_LIST_HEAD(&tr->tr_ail1_list);
- INIT_LIST_HEAD(&tr->tr_ail2_list);
tr->tr_first = sdp->sd_log_flush_head;
if (unlikely (state == SFS_FROZEN))
if (gfs2_assert_withdraw_delayed(sdp,
diff --git a/fs/gfs2/trans.c b/fs/gfs2/trans.c
index ffe840505082..62a65ed9a9f5 100644
--- a/fs/gfs2/trans.c
+++ b/fs/gfs2/trans.c
@@ -52,6 +52,8 @@ int gfs2_trans_begin(struct gfs2_sbd *sdp, unsigned int blocks,
tr->tr_reserved += gfs2_struct2blk(sdp, revokes);
INIT_LIST_HEAD(&tr->tr_databuf);
INIT_LIST_HEAD(&tr->tr_buf);
+ INIT_LIST_HEAD(&tr->tr_ail1_list);
+ INIT_LIST_HEAD(&tr->tr_ail2_list);
sb_start_intwrite(sdp->sd_vfs);