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Diffstat (limited to 'fs/f2fs/xattr.c')
-rw-r--r--fs/f2fs/xattr.c60
1 files changed, 29 insertions, 31 deletions
diff --git a/fs/f2fs/xattr.c b/fs/f2fs/xattr.c
index 4de2286c0e4d..862368a32e53 100644
--- a/fs/f2fs/xattr.c
+++ b/fs/f2fs/xattr.c
@@ -25,49 +25,45 @@
#include "f2fs.h"
#include "xattr.h"
-static size_t f2fs_xattr_generic_list(struct dentry *dentry, char *list,
- size_t list_size, const char *name, size_t len, int type)
+static size_t f2fs_xattr_generic_list(const struct xattr_handler *handler,
+ struct dentry *dentry, char *list, size_t list_size,
+ const char *name, size_t len)
{
struct f2fs_sb_info *sbi = F2FS_SB(dentry->d_sb);
- int total_len, prefix_len = 0;
- const char *prefix = NULL;
+ int total_len, prefix_len;
- switch (type) {
+ switch (handler->flags) {
case F2FS_XATTR_INDEX_USER:
if (!test_opt(sbi, XATTR_USER))
return -EOPNOTSUPP;
- prefix = XATTR_USER_PREFIX;
- prefix_len = XATTR_USER_PREFIX_LEN;
break;
case F2FS_XATTR_INDEX_TRUSTED:
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- prefix = XATTR_TRUSTED_PREFIX;
- prefix_len = XATTR_TRUSTED_PREFIX_LEN;
break;
case F2FS_XATTR_INDEX_SECURITY:
- prefix = XATTR_SECURITY_PREFIX;
- prefix_len = XATTR_SECURITY_PREFIX_LEN;
break;
default:
return -EINVAL;
}
+ prefix_len = strlen(handler->prefix);
total_len = prefix_len + len + 1;
if (list && total_len <= list_size) {
- memcpy(list, prefix, prefix_len);
+ memcpy(list, handler->prefix, prefix_len);
memcpy(list + prefix_len, name, len);
list[prefix_len + len] = '\0';
}
return total_len;
}
-static int f2fs_xattr_generic_get(struct dentry *dentry, const char *name,
- void *buffer, size_t size, int type)
+static int f2fs_xattr_generic_get(const struct xattr_handler *handler,
+ struct dentry *dentry, const char *name, void *buffer,
+ size_t size)
{
struct f2fs_sb_info *sbi = F2FS_SB(dentry->d_sb);
- switch (type) {
+ switch (handler->flags) {
case F2FS_XATTR_INDEX_USER:
if (!test_opt(sbi, XATTR_USER))
return -EOPNOTSUPP;
@@ -83,15 +79,17 @@ static int f2fs_xattr_generic_get(struct dentry *dentry, const char *name,
}
if (strcmp(name, "") == 0)
return -EINVAL;
- return f2fs_getxattr(d_inode(dentry), type, name, buffer, size, NULL);
+ return f2fs_getxattr(d_inode(dentry), handler->flags, name,
+ buffer, size, NULL);
}
-static int f2fs_xattr_generic_set(struct dentry *dentry, const char *name,
- const void *value, size_t size, int flags, int type)
+static int f2fs_xattr_generic_set(const struct xattr_handler *handler,
+ struct dentry *dentry, const char *name, const void *value,
+ size_t size, int flags)
{
struct f2fs_sb_info *sbi = F2FS_SB(dentry->d_sb);
- switch (type) {
+ switch (handler->flags) {
case F2FS_XATTR_INDEX_USER:
if (!test_opt(sbi, XATTR_USER))
return -EOPNOTSUPP;
@@ -108,27 +106,26 @@ static int f2fs_xattr_generic_set(struct dentry *dentry, const char *name,
if (strcmp(name, "") == 0)
return -EINVAL;
- return f2fs_setxattr(d_inode(dentry), type, name,
+ return f2fs_setxattr(d_inode(dentry), handler->flags, name,
value, size, NULL, flags);
}
-static size_t f2fs_xattr_advise_list(struct dentry *dentry, char *list,
- size_t list_size, const char *name, size_t len, int type)
+static size_t f2fs_xattr_advise_list(const struct xattr_handler *handler,
+ struct dentry *dentry, char *list, size_t list_size,
+ const char *name, size_t len)
{
const char *xname = F2FS_SYSTEM_ADVISE_PREFIX;
size_t size;
- if (type != F2FS_XATTR_INDEX_ADVISE)
- return 0;
-
size = strlen(xname) + 1;
if (list && size <= list_size)
memcpy(list, xname, size);
return size;
}
-static int f2fs_xattr_advise_get(struct dentry *dentry, const char *name,
- void *buffer, size_t size, int type)
+static int f2fs_xattr_advise_get(const struct xattr_handler *handler,
+ struct dentry *dentry, const char *name, void *buffer,
+ size_t size)
{
struct inode *inode = d_inode(dentry);
@@ -140,8 +137,9 @@ static int f2fs_xattr_advise_get(struct dentry *dentry, const char *name,
return sizeof(char);
}
-static int f2fs_xattr_advise_set(struct dentry *dentry, const char *name,
- const void *value, size_t size, int flags, int type)
+static int f2fs_xattr_advise_set(const struct xattr_handler *handler,
+ struct dentry *dentry, const char *name, const void *value,
+ size_t size, int flags)
{
struct inode *inode = d_inode(dentry);
@@ -462,8 +460,8 @@ ssize_t f2fs_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size)
if (!handler)
continue;
- size = handler->list(dentry, buffer, rest, entry->e_name,
- entry->e_name_len, handler->flags);
+ size = handler->list(handler, dentry, buffer, rest,
+ entry->e_name, entry->e_name_len);
if (buffer && size > rest) {
error = -ERANGE;
goto cleanup;