Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit 5a60c532 authored by Steven Whitehouse's avatar Steven Whitehouse
Browse files

[GFS2] Get superblock a different way 



The mapping may be NULL by the time the I/O has completed, so
we now get the superblock by a different route (via the bd and glock)
to avoid this problem.

Signed-off-by: default avatarSteven Whitehouse <swhiteho@redhat.com>
Cc: Wendy Cheng <wcheng@redhat.com>
parent 891ba6d4

fs/gfs2/log.c

+2 −1
Original line number Original line Diff line number Diff line
@@ -513,7 +513,8 @@ struct buffer_head *gfs2_log_get_buf(struct gfs2_sbd *sdp) 
static void gfs2_fake_write_endio(struct buffer_head *bh, int uptodate)

static void gfs2_fake_write_endio(struct buffer_head *bh, int uptodate)

{

{

	struct buffer_head *real_bh = bh->b_private;

	struct buffer_head *real_bh = bh->b_private;

	struct gfs2_sbd *sdp = GFS2_SB(real_bh->b_page->mapping->host);

	struct gfs2_bufdata *bd = real_bh->b_private;

	struct gfs2_sbd *sdp = bd->bd_gl->gl_sbd;





	end_buffer_write_sync(bh, uptodate);

	end_buffer_write_sync(bh, uptodate);

	free_buffer_head(bh);

	free_buffer_head(bh);