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authorTina Ruchandani <ruchandani.tina@gmail.com>2017-03-16 16:27:46 +0000
committerDavid Howells <dhowells@redhat.com>2017-03-16 16:27:46 +0000
commit56e714312e7dbd6bb83b2f78d3ec19a404c7649f (patch)
treeb4025669d48f4514efbc96e65f0ac967c04c98fb /fs/afs/internal.h
parent8a79790bf0b7da216627ffb85f52cfb4adbf1e4e (diff)
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afs: Prevent callback expiry timer overflow
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.tina@gmail.com> Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'fs/afs/internal.h')
-rw-r--r--fs/afs/internal.h4
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index 97a16ce200be..832555003d03 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -377,8 +377,8 @@ 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 */