linux-kernel - [tip: timers/core] posix-timers: Clear overrun in common_timer

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [day] [month] [year] [list]

Message-ID: <172235918931.2215.3635195802816682801.tip-bot2@tip-bot2>
Date: Tue, 30 Jul 2024 17:06:29 -0000
From: "tip-bot2 for Thomas Gleixner" <tip-bot2@...utronix.de>
To: linux-tip-commits@...r.kernel.org
Cc: Thomas Gleixner <tglx@...utronix.de>,
 Frederic Weisbecker <frederic@...nel.org>,
 "Peter Zijlstra (Intel)" <peterz@...radead.org>, x86@...nel.org,
 linux-kernel@...r.kernel.org
Subject: [tip: timers/core] posix-timers: Clear overrun in common_timer_set()

The following commit has been merged into the timers/core branch of tip:

Commit-ID:     aca1dc0ce128a9b12640c39c0e035266bf9c9fa5
Gitweb:        https://git.kernel.org/tip/aca1dc0ce128a9b12640c39c0e035266bf9c9fa5
Author:        Thomas Gleixner <tglx@...utronix.de>
AuthorDate:    Mon, 10 Jun 2024 18:42:27 +02:00
Committer:     Frederic Weisbecker <frederic@...nel.org>
CommitterDate: Mon, 29 Jul 2024 21:57:35 +02:00

posix-timers: Clear overrun in common_timer_set()

Keeping the overrun count of the previous setup around is just wrong. The
new setting has nothing to do with the previous one and has to start from a
clean slate.

Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Signed-off-by: Frederic Weisbecker <frederic@...nel.org>
Acked-by: Peter Zijlstra (Intel) <peterz@...radead.org>
---
 kernel/time/posix-timers.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/time/posix-timers.c b/kernel/time/posix-timers.c
index 056966b..53a993e 100644
--- a/kernel/time/posix-timers.c
+++ b/kernel/time/posix-timers.c
@@ -881,6 +881,7 @@ int common_timer_set(struct k_itimer *timr, int flags,
 	timr->it_requeue_pending = (timr->it_requeue_pending + 2) &
 		~REQUEUE_PENDING;
 	timr->it_overrun_last = 0;
+	timr->it_overrun = -1LL;
 
 	/* Switch off the timer when it_value is zero */
 	if (!new_setting->it_value.tv_sec && !new_setting->it_value.tv_nsec)