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| author | Arnd Bergmann <arnd@arndb.de> | 2018-08-21 21:55:49 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2018-08-22 10:52:47 -0700 |
| commit | 91bc9aaf746ae41016bd6b61a48133e162542574 (patch) | |
| tree | de38972673b7907da1d38cf1378e62bdce1641bd /kernel/crash_core.c | |
| parent | 203583990cb675aeddff6d7623f68268068c078c (diff) | |
| download | linux-91bc9aaf746ae41016bd6b61a48133e162542574.tar.gz linux-91bc9aaf746ae41016bd6b61a48133e162542574.tar.bz2 linux-91bc9aaf746ae41016bd6b61a48133e162542574.zip | |
kernel/crash_core.c: print timestamp using time64_t
The get_seconds() call returns a 32-bit timestamp on some architectures,
and will overflow in the future. The newer ktime_get_real_seconds()
always returns a 64-bit timestamp that does not suffer from this problem.
Link: http://lkml.kernel.org/r/20180618150329.941903-1-arnd@arndb.de
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Cc: Dave Young <dyoung@redhat.com>
Cc: Baoquan He <bhe@redhat.com>
Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com>
Cc: Petr Tesarik <ptesarik@suse.cz>
Cc: Marc-Andr Lureau <marcandre.lureau@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'kernel/crash_core.c')
| -rw-r--r-- | kernel/crash_core.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/kernel/crash_core.c b/kernel/crash_core.c index a683bfb0530f..933cb3e45b98 100644 --- a/kernel/crash_core.c +++ b/kernel/crash_core.c @@ -344,7 +344,7 @@ void crash_save_vmcoreinfo(void) if (vmcoreinfo_data_safecopy) vmcoreinfo_data = vmcoreinfo_data_safecopy; - vmcoreinfo_append_str("CRASHTIME=%ld\n", get_seconds()); + vmcoreinfo_append_str("CRASHTIME=%lld\n", ktime_get_real_seconds()); update_vmcoreinfo_note(); } |