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mm: kfence: fix elapsed time for allocated/freed track

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Fix elapsed time for the allocated/freed track introduced by commit
62e73fd85d.

Link: https://lkml.kernel.org/r/20240924085004.75401-1-qiwu.chen@transsion.com
Fixes: 62e73fd85d ("mm: kfence: print the elapsed time for allocated/freed track")
Signed-off-by: qiwu.chen <qiwu.chen@transsion.com>
Reviewed-by: Marco Elver <elver@google.com>
Cc: Alexander Potapenko <glider@google.com>
Cc: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
This commit is contained in:
qiwu.chen 2024-09-24 16:50:04 +08:00 committed by Andrew Morton
parent 7bf1823e01
commit ff7f5ad7bc
1 changed files with 1 additions and 1 deletions
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2
mm/kfence/report.c
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@ -109,7 +109,7 @@ static void kfence_print_stack(struct seq_file *seq, const struct kfence_metadat
const struct kfence_track *track = show_alloc ? &meta->alloc_track : &meta->free_track; const struct kfence_track *track = show_alloc ? &meta->alloc_track : &meta->free_track;
u64 ts_sec = track->ts_nsec; u64 ts_sec = track->ts_nsec;
unsigned long rem_nsec = do_div(ts_sec, NSEC_PER_SEC); unsigned long rem_nsec = do_div(ts_sec, NSEC_PER_SEC);
u64 interval_nsec = local_clock() - meta->alloc_track.ts_nsec; u64 interval_nsec = local_clock() - track->ts_nsec;
unsigned long rem_interval_nsec = do_div(interval_nsec, NSEC_PER_SEC); unsigned long rem_interval_nsec = do_div(interval_nsec, NSEC_PER_SEC);
/* Timestamp matches printk timestamp format. */ /* Timestamp matches printk timestamp format. */