initramfs: use time64_t timestamps
authorArnd Bergmann <arnd@arndb.de>
Fri, 17 Nov 2017 23:31:04 +0000 (15:31 -0800)
committerLinus Torvalds <torvalds@linux-foundation.org>
Sat, 18 Nov 2017 00:10:04 +0000 (16:10 -0800)
commite35c4c64fe492b212f9c7d9e046626e48e89f863
tree560df945102ed06ebb48d72e15fd1c6d160576f3
parent44ea39420fc95e7432ddc91de4eb58c7470ab897
initramfs: use time64_t timestamps

The cpio format uses a 32-bit number to encode file timestamps, which
breaks initramfs support in 2038.  This reinterprets the timestamp as
unsigned, to give us another 68 years and avoids breaking until 2106.

Link: http://lkml.kernel.org/r/20171019095536.801199-1-arnd@arndb.de
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Cc: Deepa Dinamani <deepa.kernel@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Daniel Thompson <daniel.thompson@linaro.org>
Cc: Lokesh Vutla <lokeshvutla@ti.com>
Cc: Stafford Horne <shorne@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
init/initramfs.c