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Kirill Smelkov
linux
Commits
9332cf14
Commit
9332cf14
authored
Feb 26, 2022
by
Trond Myklebust
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NFS: Clean up page array initialisation/free
Signed-off-by:
Trond Myklebust
<
trond.myklebust@hammerspace.com
>
parent
11d03d0a
Changes
1
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1 changed file
with
6 additions
and
10 deletions
+6
-10
fs/nfs/dir.c
fs/nfs/dir.c
+6
-10
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fs/nfs/dir.c
View file @
9332cf14
...
@@ -199,20 +199,17 @@ static void nfs_grow_dtsize(struct nfs_readdir_descriptor *desc)
...
@@ -199,20 +199,17 @@ static void nfs_grow_dtsize(struct nfs_readdir_descriptor *desc)
nfs_set_dtsize
(
desc
,
desc
->
dtsize
<<
1
);
nfs_set_dtsize
(
desc
,
desc
->
dtsize
<<
1
);
}
}
static
void
nfs_readdir_array_init
(
struct
nfs_cache_array
*
array
)
{
memset
(
array
,
0
,
sizeof
(
struct
nfs_cache_array
));
}
static
void
nfs_readdir_page_init_array
(
struct
page
*
page
,
u64
last_cookie
,
static
void
nfs_readdir_page_init_array
(
struct
page
*
page
,
u64
last_cookie
,
u64
change_attr
)
u64
change_attr
)
{
{
struct
nfs_cache_array
*
array
;
struct
nfs_cache_array
*
array
;
array
=
kmap_atomic
(
page
);
array
=
kmap_atomic
(
page
);
nfs_readdir_array_init
(
array
);
array
->
change_attr
=
change_attr
;
array
->
change_attr
=
change_attr
;
array
->
last_cookie
=
last_cookie
;
array
->
last_cookie
=
last_cookie
;
array
->
size
=
0
;
array
->
page_full
=
0
;
array
->
page_is_eof
=
0
;
array
->
cookies_are_ordered
=
1
;
array
->
cookies_are_ordered
=
1
;
kunmap_atomic
(
array
);
kunmap_atomic
(
array
);
}
}
...
@@ -220,16 +217,15 @@ static void nfs_readdir_page_init_array(struct page *page, u64 last_cookie,
...
@@ -220,16 +217,15 @@ static void nfs_readdir_page_init_array(struct page *page, u64 last_cookie,
/*
/*
* we are freeing strings created by nfs_add_to_readdir_array()
* we are freeing strings created by nfs_add_to_readdir_array()
*/
*/
static
static
void
nfs_readdir_clear_array
(
struct
page
*
page
)
void
nfs_readdir_clear_array
(
struct
page
*
page
)
{
{
struct
nfs_cache_array
*
array
;
struct
nfs_cache_array
*
array
;
int
i
;
unsigned
int
i
;
array
=
kmap_atomic
(
page
);
array
=
kmap_atomic
(
page
);
for
(
i
=
0
;
i
<
array
->
size
;
i
++
)
for
(
i
=
0
;
i
<
array
->
size
;
i
++
)
kfree
(
array
->
array
[
i
].
name
);
kfree
(
array
->
array
[
i
].
name
);
nfs_readdir_array_init
(
array
)
;
array
->
size
=
0
;
kunmap_atomic
(
array
);
kunmap_atomic
(
array
);
}
}
...
...
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