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afs: Migrate vlocation fields to 64-bit

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get_seconds() returns real wall-clock seconds. On 32-bit systems
this value will overflow in year 2038 and beyond. This patch changes
afs's vlocation record to use ktime_get_real_seconds() instead, for the
fields time_of_death and update_at.

Signed-off-by: Tina Ruchandani <ruchandani.tina@gmail.com>
Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
Tina Ruchandani
2017-03-16 16:27:46 +00:00
committed by David Howells
parent df8a09d1b8
commit 8a79790bf0
4 changed files with 20 additions and 16 deletions
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7
fs/afs/callback.c
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@@ -362,7 +362,7 @@ static void afs_callback_updater(struct work_struct *work)
{
struct afs_server *server;
struct afs_vnode *vnode, *xvnode;
time_t now;
time64_t now;
long timeout;
int ret;
@@ -370,7 +370,7 @@ static void afs_callback_updater(struct work_struct *work)
_enter("");
now = get_seconds();
now = ktime_get_real_seconds();
/* find the first vnode to update */
spin_lock(&server->cb_lock);
@@ -424,7 +424,8 @@ static void afs_callback_updater(struct work_struct *work)
/* and then reschedule */
_debug("reschedule");
vnode->update_at = get_seconds() + afs_vnode_update_timeout;
vnode->update_at = ktime_get_real_seconds() +
afs_vnode_update_timeout;
spin_lock(&server->cb_lock);