* Re: Linux 6.12.15
2025-02-18 8:51 Linux 6.12.15 Greg Kroah-Hartman
@ 2025-02-18 8:51 ` Greg Kroah-Hartman
0 siblings, 0 replies; 2+ messages in thread
From: Greg Kroah-Hartman @ 2025-02-18 8:51 UTC (permalink / raw)
To: linux-kernel, akpm, torvalds, stable; +Cc: lwn, jslaby, Greg Kroah-Hartman
diff --git a/Makefile b/Makefile
index 26a471dbed62..c6918c620bc3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 6
PATCHLEVEL = 12
-SUBLEVEL = 14
+SUBLEVEL = 15
EXTRAVERSION =
NAME = Baby Opossum Posse
diff --git a/fs/xfs/xfs_quota.h b/fs/xfs/xfs_quota.h
index 23d71a55bbc0..032f3a70f21d 100644
--- a/fs/xfs/xfs_quota.h
+++ b/fs/xfs/xfs_quota.h
@@ -96,7 +96,8 @@ extern void xfs_trans_free_dqinfo(struct xfs_trans *);
extern void xfs_trans_mod_dquot_byino(struct xfs_trans *, struct xfs_inode *,
uint, int64_t);
extern void xfs_trans_apply_dquot_deltas(struct xfs_trans *);
-extern void xfs_trans_unreserve_and_mod_dquots(struct xfs_trans *);
+void xfs_trans_unreserve_and_mod_dquots(struct xfs_trans *tp,
+ bool already_locked);
int xfs_trans_reserve_quota_nblks(struct xfs_trans *tp, struct xfs_inode *ip,
int64_t dblocks, int64_t rblocks, bool force);
extern int xfs_trans_reserve_quota_bydquots(struct xfs_trans *,
@@ -166,7 +167,7 @@ static inline void xfs_trans_mod_dquot_byino(struct xfs_trans *tp,
{
}
#define xfs_trans_apply_dquot_deltas(tp)
-#define xfs_trans_unreserve_and_mod_dquots(tp)
+#define xfs_trans_unreserve_and_mod_dquots(tp, a)
static inline int xfs_trans_reserve_quota_nblks(struct xfs_trans *tp,
struct xfs_inode *ip, int64_t dblocks, int64_t rblocks,
bool force)
diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
index ee46051db12d..39cd11cbe21f 100644
--- a/fs/xfs/xfs_trans.c
+++ b/fs/xfs/xfs_trans.c
@@ -840,6 +840,7 @@ __xfs_trans_commit(
*/
if (tp->t_flags & XFS_TRANS_SB_DIRTY)
xfs_trans_apply_sb_deltas(tp);
+ xfs_trans_apply_dquot_deltas(tp);
error = xfs_trans_run_precommits(tp);
if (error)
@@ -868,11 +869,6 @@ __xfs_trans_commit(
ASSERT(tp->t_ticket != NULL);
- /*
- * If we need to update the superblock, then do it now.
- */
- xfs_trans_apply_dquot_deltas(tp);
-
xlog_cil_commit(log, tp, &commit_seq, regrant);
xfs_trans_free(tp);
@@ -898,7 +894,7 @@ __xfs_trans_commit(
* the dqinfo portion to be. All that means is that we have some
* (non-persistent) quota reservations that need to be unreserved.
*/
- xfs_trans_unreserve_and_mod_dquots(tp);
+ xfs_trans_unreserve_and_mod_dquots(tp, true);
if (tp->t_ticket) {
if (regrant && !xlog_is_shutdown(log))
xfs_log_ticket_regrant(log, tp->t_ticket);
@@ -992,7 +988,7 @@ xfs_trans_cancel(
}
#endif
xfs_trans_unreserve_and_mod_sb(tp);
- xfs_trans_unreserve_and_mod_dquots(tp);
+ xfs_trans_unreserve_and_mod_dquots(tp, false);
if (tp->t_ticket) {
xfs_log_ticket_ungrant(log, tp->t_ticket);
diff --git a/fs/xfs/xfs_trans_dquot.c b/fs/xfs/xfs_trans_dquot.c
index b368e13424c4..b92eeaa1a2a9 100644
--- a/fs/xfs/xfs_trans_dquot.c
+++ b/fs/xfs/xfs_trans_dquot.c
@@ -602,6 +602,24 @@ xfs_trans_apply_dquot_deltas(
ASSERT(dqp->q_blk.reserved >= dqp->q_blk.count);
ASSERT(dqp->q_ino.reserved >= dqp->q_ino.count);
ASSERT(dqp->q_rtb.reserved >= dqp->q_rtb.count);
+
+ /*
+ * We've applied the count changes and given back
+ * whatever reservation we didn't use. Zero out the
+ * dqtrx fields.
+ */
+ qtrx->qt_blk_res = 0;
+ qtrx->qt_bcount_delta = 0;
+ qtrx->qt_delbcnt_delta = 0;
+
+ qtrx->qt_rtblk_res = 0;
+ qtrx->qt_rtblk_res_used = 0;
+ qtrx->qt_rtbcount_delta = 0;
+ qtrx->qt_delrtb_delta = 0;
+
+ qtrx->qt_ino_res = 0;
+ qtrx->qt_ino_res_used = 0;
+ qtrx->qt_icount_delta = 0;
}
}
}
@@ -638,7 +656,8 @@ xfs_trans_unreserve_and_mod_dquots_hook(
*/
void
xfs_trans_unreserve_and_mod_dquots(
- struct xfs_trans *tp)
+ struct xfs_trans *tp,
+ bool already_locked)
{
int i, j;
struct xfs_dquot *dqp;
@@ -667,10 +686,12 @@ xfs_trans_unreserve_and_mod_dquots(
* about the number of blocks used field, or deltas.
* Also we don't bother to zero the fields.
*/
- locked = false;
+ locked = already_locked;
if (qtrx->qt_blk_res) {
- xfs_dqlock(dqp);
- locked = true;
+ if (!locked) {
+ xfs_dqlock(dqp);
+ locked = true;
+ }
dqp->q_blk.reserved -=
(xfs_qcnt_t)qtrx->qt_blk_res;
}
@@ -691,7 +712,7 @@ xfs_trans_unreserve_and_mod_dquots(
dqp->q_rtb.reserved -=
(xfs_qcnt_t)qtrx->qt_rtblk_res;
}
- if (locked)
+ if (locked && !already_locked)
xfs_dqunlock(dqp);
}
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