The patch titled
Subject: initramfs: use time64_t timestamps
has been added to the -mm tree. Its filename is
initramfs-use-time64_t-timestamps.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/initramfs-use-time64_t-timestamps.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/initramfs-use-time64_t-timestamps.patch
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------------------------------------------------------
From: Arnd Bergmann <arnd@xxxxxxxx>
Subject: 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@xxxxxxxx
Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Cc: Deepa Dinamani <deepa.kernel@xxxxxxxxx>
Cc: Arnd Bergmann <arnd@xxxxxxxx>
Cc: Daniel Thompson <daniel.thompson@xxxxxxxxxx>
Cc: Lokesh Vutla <lokeshvutla@xxxxxx>
Cc: Stafford Horne <shorne@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
init/initramfs.c | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)
diff -puN init/initramfs.c~initramfs-use-time64_t-timestamps init/initramfs.c
--- a/init/initramfs.c~initramfs-use-time64_t-timestamps
+++ a/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];
_
Patches currently in -mm which might be from arnd@xxxxxxxx are
initramfs-use-time64_t-timestamps.patch
pcmcia-badge4-avoid-unused-function-warning.patch
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