get_seconds() returns real wall-clock seconds. On 32-bit systems
this value will overflow in year 2038 and beyond. This patch changes
afs_vnode record to use ktime_get_real_seconds() instead, for the
fields cb_expires and cb_expires_at.
Signed-off-by: Tina Ruchandani <ruchandani.t...@gmail.com>
---
fs/afs/fsclient.c | 2 +-
fs/afs/inode.c | 7 ++++---
fs/afs/internal.h | 4 ++--
3 files changed, 7 insertions(+), 6 deletions(-)
diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c
index c2e930e..c775fef 100644
--- a/fs/afs/fsclient.c
+++ b/fs/afs/fsclient.c
@@ -139,7 +139,7 @@ static void xdr_decode_AFSCallBack(const __be32 **_bp,
struct afs_vnode *vnode)
vnode->cb_version = ntohl(*bp++);
vnode->cb_expiry = ntohl(*bp++);
vnode->cb_type = ntohl(*bp++);
- vnode->cb_expires = vnode->cb_expiry + get_seconds();
+ vnode->cb_expires = vnode->cb_expiry + ktime_get_real_seconds();
*_bp = bp;
}
diff --git a/fs/afs/inode.c b/fs/afs/inode.c
index 8a1d38e..6f04ede 100644
--- a/fs/afs/inode.c
+++ b/fs/afs/inode.c
@@ -244,12 +244,13 @@ struct inode *afs_iget(struct super_block *sb, struct key
*key,
vnode->cb_version = 0;
vnode->cb_expiry = 0;
vnode->cb_type = 0;
- vnode->cb_expires = get_seconds();
+ vnode->cb_expires = ktime_get_real_seconds();
} else {
vnode->cb_version = cb->version;
vnode->cb_expiry = cb->expiry;
vnode->cb_type = cb->type;
- vnode->cb_expires = vnode->cb_expiry + get_seconds();
+ vnode->cb_expires = vnode->cb_expiry +
+ ktime_get_real_seconds();
}
}
@@ -322,7 +323,7 @@ int afs_validate(struct afs_vnode *vnode, struct key *key)
!test_bit(AFS_VNODE_CB_BROKEN, &vnode->flags) &&
!test_bit(AFS_VNODE_MODIFIED, &vnode->flags) &&
!test_bit(AFS_VNODE_ZAP_DATA, &vnode->flags)) {
- if (vnode->cb_expires < get_seconds() + 10) {
+ if (vnode->cb_expires < ktime_get_real_seconds() + 10) {
_debug("callback expired");
set_bit(AFS_VNODE_CB_BROKEN, &vnode->flags);
} else {
diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index 63c97e2..36e5f05 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -375,8 +375,8 @@ struct afs_vnode {
struct rb_node server_rb; /* link in server->fs_vnodes */
struct rb_node cb_promise; /* link in server->cb_promises
*/
struct work_struct cb_broken_work; /* work to be done on callback
break */
- time_t cb_expires; /* time at which callback
expires */
- time_t cb_expires_at; /* time used to order
cb_promise */
+ time64_t cb_expires; /* time at which callback
expires */
+ time64_t cb_expires_at; /* time used to order
cb_promise */
unsigned cb_version; /* callback version */
unsigned cb_expiry; /* callback expiry time */
afs_callback_type_t cb_type; /* type of callback */
--
2.2.0.rc0.207.ga3a616c
--
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