diff options
| -rw-r--r-- | fs/gfs2/glops.c | 23 |
1 files changed, 19 insertions, 4 deletions
diff --git a/fs/gfs2/glops.c b/fs/gfs2/glops.c index da21eca..99df483 100644 --- a/fs/gfs2/glops.c +++ b/fs/gfs2/glops.c @@ -28,6 +28,17 @@ #include "trans.h" #include "dir.h" +static void gfs2_ail_error(struct gfs2_glock *gl, const struct buffer_head *bh) +{ + fs_err(gl->gl_sbd, "AIL buffer %p: blocknr %llu state 0x%08lx mapping %p page state 0x%lx\n", + bh, (unsigned long long)bh->b_blocknr, bh->b_state, + bh->b_page->mapping, bh->b_page->flags); + fs_err(gl->gl_sbd, "AIL glock %u:%llu mapping %p\n", + gl->gl_name.ln_type, gl->gl_name.ln_number, + gfs2_glock2aspace(gl)); + gfs2_lm_withdraw(gl->gl_sbd, "AIL error\n"); +} + /** * __gfs2_ail_flush - remove all buffers for a given lock from the AIL * @gl: the glock @@ -41,20 +52,24 @@ static void __gfs2_ail_flush(struct gfs2_glock *gl) struct list_head *head = &gl->gl_ail_list; struct gfs2_bufdata *bd; struct buffer_head *bh; + sector_t blocknr; spin_lock(&sdp->sd_ail_lock); while (!list_empty(head)) { bd = list_entry(head->next, struct gfs2_bufdata, bd_ail_gl_list); bh = bd->bd_bh; - gfs2_remove_from_ail(bd); - bd->bd_bh = NULL; + blocknr = bh->b_blocknr; + if (buffer_busy(bh)) + gfs2_ail_error(gl, bh); bh->b_private = NULL; + gfs2_remove_from_ail(bd); /* drops ref on bh */ spin_unlock(&sdp->sd_ail_lock); - bd->bd_blkno = bh->b_blocknr; + bd->bd_bh = NULL; + bd->bd_blkno = blocknr; + gfs2_log_lock(sdp); - gfs2_assert_withdraw(sdp, !buffer_busy(bh)); gfs2_trans_add_revoke(sdp, bd); gfs2_log_unlock(sdp); |
