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sunrpc: prepare NFS for 2038 

1) The kernel sunrpc code needs to handle seconds since epoch
greater than 2147483647. This means functions that parse time
as an int need to handle it as time_t.

2) The kernel changes must be accompanied by userspace changes
in nfs-utils.

Signed-off-by: Harshula Jayasuriya <harshula@redhat.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
This commit is contained in:
Harshula Jayasuriya 2013-08-16 03:46:40 +10:00 committed by J. Bruce Fields
parent b1948a641d
commit 2f74f972d4
1 changed files with 20 additions and 2 deletions
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22
include/linux/sunrpc/cache.h
View File

@ -264,12 +264,30 @@ static inline int get_uint(char **bpp, unsigned int *anint)
return 0;
}
static inline int get_time(char **bpp, time_t *time)
{
char buf[50];
long long ll;
int len = qword_get(bpp, buf, sizeof(buf));
if (len < 0)
return -EINVAL;
if (len == 0)
return -ENOENT;
if (kstrtoll(buf, 0, &ll))
return -EINVAL;
*time = (time_t)ll;
return 0;
}
static inline time_t get_expiry(char **bpp)
{
int rv;
time_t rv;
struct timespec boot;
if (get_int(bpp, &rv))
if (get_time(bpp, &rv))
return 0;
if (rv < 0)
return 0;