From 2f7c68cb55ecb7331f2381deb497c27155f32faf Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Wed, 03 Jan 2024 09:43:39 +0000
Subject: [PATCH] update kernel to 5.10.198
---
kernel/fs/dlm/lock.c | 53 +++++++++++++++++++++++++----------------------------
1 files changed, 25 insertions(+), 28 deletions(-)
diff --git a/kernel/fs/dlm/lock.c b/kernel/fs/dlm/lock.c
index dde9afb..51ab063 100644
--- a/kernel/fs/dlm/lock.c
+++ b/kernel/fs/dlm/lock.c
@@ -1856,7 +1856,7 @@
void dlm_scan_timeout(struct dlm_ls *ls)
{
struct dlm_rsb *r;
- struct dlm_lkb *lkb;
+ struct dlm_lkb *lkb = NULL, *iter;
int do_cancel, do_warn;
s64 wait_us;
@@ -1867,27 +1867,28 @@
do_cancel = 0;
do_warn = 0;
mutex_lock(&ls->ls_timeout_mutex);
- list_for_each_entry(lkb, &ls->ls_timeout, lkb_time_list) {
+ list_for_each_entry(iter, &ls->ls_timeout, lkb_time_list) {
wait_us = ktime_to_us(ktime_sub(ktime_get(),
- lkb->lkb_timestamp));
+ iter->lkb_timestamp));
- if ((lkb->lkb_exflags & DLM_LKF_TIMEOUT) &&
- wait_us >= (lkb->lkb_timeout_cs * 10000))
+ if ((iter->lkb_exflags & DLM_LKF_TIMEOUT) &&
+ wait_us >= (iter->lkb_timeout_cs * 10000))
do_cancel = 1;
- if ((lkb->lkb_flags & DLM_IFL_WATCH_TIMEWARN) &&
+ if ((iter->lkb_flags & DLM_IFL_WATCH_TIMEWARN) &&
wait_us >= dlm_config.ci_timewarn_cs * 10000)
do_warn = 1;
if (!do_cancel && !do_warn)
continue;
- hold_lkb(lkb);
+ hold_lkb(iter);
+ lkb = iter;
break;
}
mutex_unlock(&ls->ls_timeout_mutex);
- if (!do_cancel && !do_warn)
+ if (!lkb)
break;
r = lkb->lkb_resource;
@@ -5241,21 +5242,18 @@
static struct dlm_lkb *find_resend_waiter(struct dlm_ls *ls)
{
- struct dlm_lkb *lkb;
- int found = 0;
+ struct dlm_lkb *lkb = NULL, *iter;
mutex_lock(&ls->ls_waiters_mutex);
- list_for_each_entry(lkb, &ls->ls_waiters, lkb_wait_reply) {
- if (lkb->lkb_flags & DLM_IFL_RESEND) {
- hold_lkb(lkb);
- found = 1;
+ list_for_each_entry(iter, &ls->ls_waiters, lkb_wait_reply) {
+ if (iter->lkb_flags & DLM_IFL_RESEND) {
+ hold_lkb(iter);
+ lkb = iter;
break;
}
}
mutex_unlock(&ls->ls_waiters_mutex);
- if (!found)
- lkb = NULL;
return lkb;
}
@@ -5914,37 +5912,36 @@
int mode, uint32_t flags, void *name, unsigned int namelen,
unsigned long timeout_cs, uint32_t *lkid)
{
- struct dlm_lkb *lkb;
+ struct dlm_lkb *lkb = NULL, *iter;
struct dlm_user_args *ua;
int found_other_mode = 0;
- int found = 0;
int rv = 0;
mutex_lock(&ls->ls_orphans_mutex);
- list_for_each_entry(lkb, &ls->ls_orphans, lkb_ownqueue) {
- if (lkb->lkb_resource->res_length != namelen)
+ list_for_each_entry(iter, &ls->ls_orphans, lkb_ownqueue) {
+ if (iter->lkb_resource->res_length != namelen)
continue;
- if (memcmp(lkb->lkb_resource->res_name, name, namelen))
+ if (memcmp(iter->lkb_resource->res_name, name, namelen))
continue;
- if (lkb->lkb_grmode != mode) {
+ if (iter->lkb_grmode != mode) {
found_other_mode = 1;
continue;
}
- found = 1;
- list_del_init(&lkb->lkb_ownqueue);
- lkb->lkb_flags &= ~DLM_IFL_ORPHAN;
- *lkid = lkb->lkb_id;
+ lkb = iter;
+ list_del_init(&iter->lkb_ownqueue);
+ iter->lkb_flags &= ~DLM_IFL_ORPHAN;
+ *lkid = iter->lkb_id;
break;
}
mutex_unlock(&ls->ls_orphans_mutex);
- if (!found && found_other_mode) {
+ if (!lkb && found_other_mode) {
rv = -EAGAIN;
goto out;
}
- if (!found) {
+ if (!lkb) {
rv = -ENOENT;
goto out;
}
--
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