* [merged mm-nonmm-stable] proc-save-loc-by-using-while-loop.patch removed from -mm tree
@ 2023-10-18 21:43 Andrew Morton
0 siblings, 0 replies; only message in thread
From: Andrew Morton @ 2023-10-18 21:43 UTC (permalink / raw)
To: mm-commits, adobriyan, akpm
The quilt patch titled
Subject: proc: save LOC by using while loop
has been removed from the -mm tree. Its filename was
proc-save-loc-by-using-while-loop.patch
This patch was dropped because it was merged into the mm-nonmm-stable branch
of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
------------------------------------------------------
From: Alexey Dobriyan <adobriyan@gmail.com>
Subject: proc: save LOC by using while loop
Date: Fri, 29 Sep 2023 19:31:41 +0300
Use while loop instead of infinite loop with "break;".
Also move some variable to the inner scope where they belong.
Link: https://lkml.kernel.org/r/82c8f8e7-8ded-46ca-8857-e60b991d6205@p183
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---
fs/proc/inode.c | 11 ++++-------
1 file changed, 4 insertions(+), 7 deletions(-)
--- a/fs/proc/inode.c~proc-save-loc-by-using-while-loop
+++ a/fs/proc/inode.c
@@ -110,18 +110,15 @@ void __init proc_init_kmemcache(void)
void proc_invalidate_siblings_dcache(struct hlist_head *inodes, spinlock_t *lock)
{
- struct inode *inode;
- struct proc_inode *ei;
struct hlist_node *node;
struct super_block *old_sb = NULL;
rcu_read_lock();
- for (;;) {
+ while ((node = hlist_first_rcu(inodes))) {
+ struct proc_inode *ei = hlist_entry(node, struct proc_inode, sibling_inodes);
struct super_block *sb;
- node = hlist_first_rcu(inodes);
- if (!node)
- break;
- ei = hlist_entry(node, struct proc_inode, sibling_inodes);
+ struct inode *inode;
+
spin_lock(lock);
hlist_del_init_rcu(&ei->sibling_inodes);
spin_unlock(lock);
_
Patches currently in -mm which might be from adobriyan@gmail.com are
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2023-10-18 21:43 [merged mm-nonmm-stable] proc-save-loc-by-using-while-loop.patch removed from -mm tree Andrew Morton
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