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| author | Pavankumar Kondeti <quic_pkondeti@quicinc.com> | 2022-11-09 14:56:46 +0530 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2022-11-30 15:58:53 -0800 |
| commit | c66b6ead74ffdad8659eb829468343a88afc2f2c (patch) | |
| tree | 9e729c3a55e30fda8a6150ac92f77bfa4e4e65f9 /mm/kfence/core.c | |
| parent | c959a0e8de2c4db6ca6cc8f490223e2e1e58934b (diff) | |
| download | linux-c66b6ead74ffdad8659eb829468343a88afc2f2c.tar.gz linux-c66b6ead74ffdad8659eb829468343a88afc2f2c.tar.bz2 linux-c66b6ead74ffdad8659eb829468343a88afc2f2c.zip | |
mm/kfence: remove hung_task cruft
commit fdf756f71271 ("sched: Fix more TASK_state comparisons") makes
hung_task not to monitor TASK_IDLE tasks. The special handling to
workaround hung_task warnings is not required anymore.
Link: https://lkml.kernel.org/r/1667986006-25420-1-git-send-email-quic_pkondeti@quicinc.com
Signed-off-by: Pavankumar Kondeti <quic_pkondeti@quicinc.com>
Reviewed-by: Marco Elver <elver@google.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'mm/kfence/core.c')
| -rw-r--r-- | mm/kfence/core.c | 12 |
1 files changed, 1 insertions, 11 deletions
diff --git a/mm/kfence/core.c b/mm/kfence/core.c index 141788858b70..08f5bd6fc36d 100644 --- a/mm/kfence/core.c +++ b/mm/kfence/core.c @@ -26,7 +26,6 @@ #include <linux/random.h> #include <linux/rcupdate.h> #include <linux/sched/clock.h> -#include <linux/sched/sysctl.h> #include <linux/seq_file.h> #include <linux/slab.h> #include <linux/spinlock.h> @@ -799,16 +798,7 @@ static void toggle_allocation_gate(struct work_struct *work) /* Enable static key, and await allocation to happen. */ static_branch_enable(&kfence_allocation_key); - if (sysctl_hung_task_timeout_secs) { - /* - * During low activity with no allocations we might wait a - * while; let's avoid the hung task warning. - */ - wait_event_idle_timeout(allocation_wait, atomic_read(&kfence_allocation_gate), - sysctl_hung_task_timeout_secs * HZ / 2); - } else { - wait_event_idle(allocation_wait, atomic_read(&kfence_allocation_gate)); - } + wait_event_idle(allocation_wait, atomic_read(&kfence_allocation_gate)); /* Disable static key and reset timer. */ static_branch_disable(&kfence_allocation_key); |