(lck_flags & (LM_FLAG_TRY|LM_FLAG_TRY_1CB)))
clear_bit(GLF_BLOCKING, &gl->gl_flags);
spin_unlock(&gl->gl_lockref.lock);
- if (glops->go_sync)
- glops->go_sync(gl);
+ if (glops->go_sync) {
+ ret = glops->go_sync(gl);
+ /* If we had a problem syncing (due to io errors or whatever,
+ * we should not invalidate the metadata or tell dlm to
+ * release the glock to other nodes.
+ */
+ if (ret) {
+ if (cmpxchg(&sdp->sd_log_error, 0, ret)) {
+ fs_err(sdp, "Error %d syncing glock \n", ret);
+ gfs2_dump_glock(NULL, gl, true);
+ }
+ return;
+ }
+ }
if (test_bit(GLF_INVALIDATE_IN_PROGRESS, &gl->gl_flags)) {
/*
* The call to go_sync should have cleared out the ail list.
}
-static void gfs2_ail_empty_gl(struct gfs2_glock *gl)
+static int gfs2_ail_empty_gl(struct gfs2_glock *gl)
{
struct gfs2_sbd *sdp = gl->gl_name.ln_sbd;
struct gfs2_trans tr;
+ int ret;
memset(&tr, 0, sizeof(tr));
INIT_LIST_HEAD(&tr.tr_buf);
goto flush;
if (log_in_flight)
log_flush_wait(sdp);
- return;
+ return 0;
}
/* A shortened, inline version of gfs2_trans_begin()
* on the stack */
tr.tr_reserved = 1 + gfs2_struct2blk(sdp, tr.tr_revokes);
tr.tr_ip = _RET_IP_;
- if (gfs2_log_reserve(sdp, tr.tr_reserved) < 0)
- return;
+ ret = gfs2_log_reserve(sdp, tr.tr_reserved);
+ if (ret < 0)
+ return ret;
WARN_ON_ONCE(current->journal_info);
current->journal_info = &tr;
flush:
gfs2_log_flush(sdp, NULL, GFS2_LOG_HEAD_FLUSH_NORMAL |
GFS2_LFC_AIL_EMPTY_GL);
+ return 0;
}
void gfs2_ail_flush(struct gfs2_glock *gl, bool fsync)
* return to caller to demote/unlock the glock until I/O is complete.
*/
-static void rgrp_go_sync(struct gfs2_glock *gl)
+static int rgrp_go_sync(struct gfs2_glock *gl)
{
struct gfs2_sbd *sdp = gl->gl_name.ln_sbd;
struct address_space *mapping = &sdp->sd_aspace;
int error;
if (!test_and_clear_bit(GLF_DIRTY, &gl->gl_flags))
- return;
+ return 0;
GLOCK_BUG_ON(gl, gl->gl_state != LM_ST_EXCLUSIVE);
gfs2_log_flush(sdp, gl, GFS2_LOG_HEAD_FLUSH_NORMAL |
GFS2_LFC_RGRP_GO_SYNC);
filemap_fdatawrite_range(mapping, gl->gl_vm.start, gl->gl_vm.end);
error = filemap_fdatawait_range(mapping, gl->gl_vm.start, gl->gl_vm.end);
+ WARN_ON_ONCE(error);
mapping_set_error(mapping, error);
- gfs2_ail_empty_gl(gl);
+ if (!error)
+ error = gfs2_ail_empty_gl(gl);
spin_lock(&gl->gl_lockref.lock);
rgd = gl->gl_object;
if (rgd)
gfs2_free_clones(rgd);
spin_unlock(&gl->gl_lockref.lock);
+ return error;
}
/**
*
*/
-static void inode_go_sync(struct gfs2_glock *gl)
+static int inode_go_sync(struct gfs2_glock *gl)
{
struct gfs2_inode *ip = gfs2_glock2inode(gl);
int isreg = ip && S_ISREG(ip->i_inode.i_mode);
struct address_space *metamapping = gfs2_glock2aspace(gl);
- int error;
+ int error = 0;
if (isreg) {
if (test_and_clear_bit(GIF_SW_PAGED, &ip->i_flags))
out:
gfs2_clear_glop_pending(ip);
+ return error;
}
/**
*
*/
-static void freeze_go_sync(struct gfs2_glock *gl)
+static int freeze_go_sync(struct gfs2_glock *gl)
{
int error = 0;
struct gfs2_sbd *sdp = gl->gl_name.ln_sbd;
error);
if (gfs2_withdrawn(sdp)) {
atomic_set(&sdp->sd_freeze_state, SFS_UNFROZEN);
- return;
+ return 0;
}
gfs2_assert_withdraw(sdp, 0);
}
gfs2_log_flush(sdp, NULL, GFS2_LOG_HEAD_FLUSH_FREEZE |
GFS2_LFC_FREEZE_GO_SYNC);
}
+ return 0;
}
/**