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.

Signed-off-by: Arnd Bergmann arnd@arndb.de --- init/initramfs.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/init/initramfs.c b/init/initramfs.c index e64bf7b4c1ca..53aa2d0a53d4 100644 --- a/init/initramfs.c +++ b/init/initramfs.c @@ -108,7 +108,7 @@ static void __init free_hash(void) } }

-static long __init do_utime(char *filename, time_t mtime) +static long __init do_utime(char *filename, time64_t mtime) { struct timespec64 t[2];

@@ -124,10 +124,10 @@ static __initdata LIST_HEAD(dir_list); struct dir_entry { struct list_head list; char *name; - time_t mtime; + time64_t mtime; };

-static void __init dir_add(const char *name, time_t mtime) +static void __init dir_add(const char *name, time64_t mtime) { struct dir_entry *de = kmalloc(sizeof(struct dir_entry), GFP_KERNEL); if (!de) @@ -149,7 +149,7 @@ static void __init dir_utime(void) } }

-static __initdata time_t mtime; +static __initdata time64_t mtime;

/* cpio header parsing */

@@ -176,7 +176,7 @@ static void __init parse_header(char *s) uid = parsed[2]; gid = parsed[3]; nlink = parsed[4]; - mtime = parsed[5]; + mtime = parsed[5]; /* breaks in y2106 */ body_len = parsed[6]; major = parsed[7]; minor = parsed[8];