* [PATCH 1/1] overlayfs: restrict structs visible in current code module
@ 2016-01-04 9:42 zyjzyj2000
2016-01-04 10:40 ` zhuyj
0 siblings, 1 reply; 2+ messages in thread
From: zyjzyj2000 @ 2016-01-04 9:42 UTC (permalink / raw)
To: miklos, linux-unionfs, zyjzyj2000
From: Zhu Yanjun <zyjzyj2000@gmail.com>
The structs ovl_cache_entry, ovl_dir_cache and ovl_dir_file
are only used in the file fs/overlayfs/readdir.c. As such,
the static keyword is inserted to define that object to be
only visible to the current code module during compilation.
Signed-off-by: Zhu Yanjun <zyjzyj2000@gmail.com>
---
fs/overlayfs/readdir.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/fs/overlayfs/readdir.c b/fs/overlayfs/readdir.c
index 70e9af5..362bc1c 100644
--- a/fs/overlayfs/readdir.c
+++ b/fs/overlayfs/readdir.c
@@ -17,7 +17,7 @@
#include <linux/cred.h>
#include "overlayfs.h"
-struct ovl_cache_entry {
+static struct ovl_cache_entry {
unsigned int len;
unsigned int type;
u64 ino;
@@ -28,13 +28,13 @@ struct ovl_cache_entry {
char name[];
};
-struct ovl_dir_cache {
+static struct ovl_dir_cache {
long refcount;
u64 version;
struct list_head entries;
};
-struct ovl_readdir_data {
+static struct ovl_readdir_data {
struct dir_context ctx;
bool is_merge;
struct rb_root root;
@@ -45,7 +45,7 @@ struct ovl_readdir_data {
int err;
};
-struct ovl_dir_file {
+static struct ovl_dir_file {
bool is_real;
bool is_upper;
struct ovl_dir_cache *cache;
--
1.7.9.5
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 1/1] overlayfs: restrict structs visible in current code module
2016-01-04 9:42 [PATCH 1/1] overlayfs: restrict structs visible in current code module zyjzyj2000
@ 2016-01-04 10:40 ` zhuyj
0 siblings, 0 replies; 2+ messages in thread
From: zhuyj @ 2016-01-04 10:40 UTC (permalink / raw)
To: miklos, linux-unionfs
Sorry. Please ignore this patch.
Zhu Yanjun
On 01/04/2016 05:42 PM, zyjzyj2000@gmail.com wrote:
> From: Zhu Yanjun <zyjzyj2000@gmail.com>
>
> The structs ovl_cache_entry, ovl_dir_cache and ovl_dir_file
> are only used in the file fs/overlayfs/readdir.c. As such,
> the static keyword is inserted to define that object to be
> only visible to the current code module during compilation.
>
> Signed-off-by: Zhu Yanjun <zyjzyj2000@gmail.com>
> ---
> fs/overlayfs/readdir.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/fs/overlayfs/readdir.c b/fs/overlayfs/readdir.c
> index 70e9af5..362bc1c 100644
> --- a/fs/overlayfs/readdir.c
> +++ b/fs/overlayfs/readdir.c
> @@ -17,7 +17,7 @@
> #include <linux/cred.h>
> #include "overlayfs.h"
>
> -struct ovl_cache_entry {
> +static struct ovl_cache_entry {
> unsigned int len;
> unsigned int type;
> u64 ino;
> @@ -28,13 +28,13 @@ struct ovl_cache_entry {
> char name[];
> };
>
> -struct ovl_dir_cache {
> +static struct ovl_dir_cache {
> long refcount;
> u64 version;
> struct list_head entries;
> };
>
> -struct ovl_readdir_data {
> +static struct ovl_readdir_data {
> struct dir_context ctx;
> bool is_merge;
> struct rb_root root;
> @@ -45,7 +45,7 @@ struct ovl_readdir_data {
> int err;
> };
>
> -struct ovl_dir_file {
> +static struct ovl_dir_file {
> bool is_real;
> bool is_upper;
> struct ovl_dir_cache *cache;
^ permalink raw reply [flat|nested] 2+ messages in thread
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2016-01-04 10:40 ` zhuyj
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