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Commit 91bc9aaf authored by Arnd Bergmann's avatar Arnd Bergmann Committed by Linus Torvalds
Browse files

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: default avatarArnd Bergmann <arnd@arndb.de>
Reviewed-by: default avatarAndrew 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: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 20358399

kernel/crash_core.c

+1 −1
Original line number Diff line number Diff line
@@ -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();

}