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CSD-lock pull request for v6.14

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Allow runtime modification of the csd_lock_timeout and panic_on_ipistall
 module parameters.
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Merge tag 'csd-lock.2025.01.28a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu

Pull CSD-lock update from Paul McKenney:
 "Allow runtime modification of the csd_lock_timeout and
  panic_on_ipistall module parameters"

* tag 'csd-lock.2025.01.28a' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu:
  locking/csd-lock: make CSD lock debug tunables writable in /sys
This commit is contained in:
Linus Torvalds 2025-01-28 11:34:03 -08:00
commit b2b3379f4c
1 changed files with 2 additions and 2 deletions
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4
kernel/smp.c
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@ -170,9 +170,9 @@ static DEFINE_PER_CPU(smp_call_func_t, cur_csd_func);
static DEFINE_PER_CPU(void *, cur_csd_info);
static ulong csd_lock_timeout = 5000; /* CSD lock timeout in milliseconds. */
module_param(csd_lock_timeout, ulong, 0444);
module_param(csd_lock_timeout, ulong, 0644);
static int panic_on_ipistall; /* CSD panic timeout in milliseconds, 300000 for five minutes. */
module_param(panic_on_ipistall, int, 0444);
module_param(panic_on_ipistall, int, 0644);
static atomic_t csd_bug_count = ATOMIC_INIT(0);