From: Steven Whitehouse <[email protected]> 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: Steven Whitehouse <[email protected]> Cc: Wendy Cheng <[email protected]> diff --git a/fs/gfs2/log.c b/fs/gfs2/log.c index ee70467..7df7024 100644 --- a/fs/gfs2/log.c +++ b/fs/gfs2/log.c @@ -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) { 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); free_buffer_head(bh); -- 1.5.1.2 - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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