f2fs has some weird mode bit handling, so still using the old
chmod code for now.
Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
fs/f2fs/acl.c | 140 +++++++++----------------------------------------------
fs/f2fs/acl.h | 1 +
fs/f2fs/file.c | 1 +
fs/f2fs/namei.c | 2 +
fs/f2fs/xattr.c | 9 ++--
fs/f2fs/xattr.h | 2 -
6 files changed, 30 insertions(+), 125 deletions(-)
diff --git a/fs/f2fs/acl.c b/fs/f2fs/acl.c
index 45e8430..4f52fe0f 100644
--- a/fs/f2fs/acl.c
+++ b/fs/f2fs/acl.c
@@ -205,7 +205,7 @@ struct posix_acl *f2fs_get_acl(struct inode *inode, int type)
return acl;
}
-static int f2fs_set_acl(struct inode *inode, int type,
+static int __f2fs_set_acl(struct inode *inode, int type,
struct posix_acl *acl, struct page *ipage)
{
struct f2fs_sb_info *sbi = F2FS_SB(inode->i_sb);
@@ -261,37 +261,32 @@ static int f2fs_set_acl(struct inode *inode, int type,
return error;
}
+int f2fs_set_acl(struct inode *inode, struct posix_acl *acl, int type)
+{
+ return __f2fs_set_acl(inode, type, acl, NULL);
+}
+
int f2fs_init_acl(struct inode *inode, struct inode *dir, struct page *ipage)
{
- struct f2fs_sb_info *sbi = F2FS_SB(dir->i_sb);
- struct posix_acl *acl = NULL;
+ struct posix_acl *default_acl, *acl;
int error = 0;
- if (!S_ISLNK(inode->i_mode)) {
- if (test_opt(sbi, POSIX_ACL)) {
- acl = f2fs_get_acl(dir, ACL_TYPE_DEFAULT);
- if (IS_ERR(acl))
- return PTR_ERR(acl);
- }
- if (!acl)
- inode->i_mode &= ~current_umask();
- }
-
- if (!test_opt(sbi, POSIX_ACL) || !acl)
- goto cleanup;
+ error = posix_acl_create(dir, &inode->i_mode, &default_acl, &acl);
+ if (error)
+ return error;
- if (S_ISDIR(inode->i_mode)) {
- error = f2fs_set_acl(inode, ACL_TYPE_DEFAULT, acl, ipage);
+ if (default_acl) {
+ error = __f2fs_set_acl(inode, ACL_TYPE_DEFAULT, default_acl,
+ ipage);
+ posix_acl_release(default_acl);
+ }
+ if (acl) {
if (error)
- goto cleanup;
+ error = __f2fs_set_acl(inode, ACL_TYPE_ACCESS, acl,
+ ipage);
+ posix_acl_release(acl);
}
- error = __posix_acl_create(&acl, GFP_KERNEL, &inode->i_mode);
- if (error < 0)
- return error;
- if (error > 0)
- error = f2fs_set_acl(inode, ACL_TYPE_ACCESS, acl, ipage);
-cleanup:
- posix_acl_release(acl);
+
return error;
}
@@ -315,100 +310,7 @@ int f2fs_acl_chmod(struct inode *inode)
if (error)
return error;
- error = f2fs_set_acl(inode, ACL_TYPE_ACCESS, acl, NULL);
- posix_acl_release(acl);
- return error;
-}
-
-static size_t f2fs_xattr_list_acl(struct dentry *dentry, char *list,
- size_t list_size, const char *name, size_t name_len, int type)
-{
- struct f2fs_sb_info *sbi = F2FS_SB(dentry->d_sb);
- const char *xname = POSIX_ACL_XATTR_DEFAULT;
- size_t size;
-
- if (!test_opt(sbi, POSIX_ACL))
- return 0;
-
- if (type == ACL_TYPE_ACCESS)
- xname = POSIX_ACL_XATTR_ACCESS;
-
- size = strlen(xname) + 1;
- if (list && size <= list_size)
- memcpy(list, xname, size);
- return size;
-}
-
-static int f2fs_xattr_get_acl(struct dentry *dentry, const char *name,
- void *buffer, size_t size, int type)
-{
- struct f2fs_sb_info *sbi = F2FS_SB(dentry->d_sb);
- struct posix_acl *acl;
- int error;
-
- if (strcmp(name, "") != 0)
- return -EINVAL;
- if (!test_opt(sbi, POSIX_ACL))
- return -EOPNOTSUPP;
-
- acl = f2fs_get_acl(dentry->d_inode, type);
- if (IS_ERR(acl))
- return PTR_ERR(acl);
- if (!acl)
- return -ENODATA;
- error = posix_acl_to_xattr(&init_user_ns, acl, buffer, size);
- posix_acl_release(acl);
-
- return error;
-}
-
-static int f2fs_xattr_set_acl(struct dentry *dentry, const char *name,
- const void *value, size_t size, int flags, int type)
-{
- struct f2fs_sb_info *sbi = F2FS_SB(dentry->d_sb);
- struct inode *inode = dentry->d_inode;
- struct posix_acl *acl = NULL;
- int error;
-
- if (strcmp(name, "") != 0)
- return -EINVAL;
- if (!test_opt(sbi, POSIX_ACL))
- return -EOPNOTSUPP;
- if (!inode_owner_or_capable(inode))
- return -EPERM;
-
- if (value) {
- acl = posix_acl_from_xattr(&init_user_ns, value, size);
- if (IS_ERR(acl))
- return PTR_ERR(acl);
- if (acl) {
- error = posix_acl_valid(acl);
- if (error)
- goto release_and_out;
- }
- } else {
- acl = NULL;
- }
-
- error = f2fs_set_acl(inode, type, acl, NULL);
-
-release_and_out:
+ error = __f2fs_set_acl(inode, ACL_TYPE_ACCESS, acl, NULL);
posix_acl_release(acl);
return error;
}
-
-const struct xattr_handler f2fs_xattr_acl_default_handler = {
- .prefix = POSIX_ACL_XATTR_DEFAULT,
- .flags = ACL_TYPE_DEFAULT,
- .list = f2fs_xattr_list_acl,
- .get = f2fs_xattr_get_acl,
- .set = f2fs_xattr_set_acl,
-};
-
-const struct xattr_handler f2fs_xattr_acl_access_handler = {
- .prefix = POSIX_ACL_XATTR_ACCESS,
- .flags = ACL_TYPE_ACCESS,
- .list = f2fs_xattr_list_acl,
- .get = f2fs_xattr_get_acl,
- .set = f2fs_xattr_set_acl,
-};
diff --git a/fs/f2fs/acl.h b/fs/f2fs/acl.h
index 4963313..2af31fe 100644
--- a/fs/f2fs/acl.h
+++ b/fs/f2fs/acl.h
@@ -37,6 +37,7 @@ struct f2fs_acl_header {
#ifdef CONFIG_F2FS_FS_POSIX_ACL
extern struct posix_acl *f2fs_get_acl(struct inode *, int);
+extern int f2fs_set_acl(struct inode *inode, struct posix_acl *acl, int type);
extern int f2fs_acl_chmod(struct inode *);
extern int f2fs_init_acl(struct inode *, struct inode *, struct page *);
#else
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 7d714f4..13eff60 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -405,6 +405,7 @@ const struct inode_operations f2fs_file_inode_operations = {
.getattr = f2fs_getattr,
.setattr = f2fs_setattr,
.get_acl = f2fs_get_acl,
+ .set_acl = f2fs_set_acl,
#ifdef CONFIG_F2FS_FS_XATTR
.setxattr = generic_setxattr,
.getxattr = generic_getxattr,
diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 575adac..5846eeb 100644
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -496,6 +496,7 @@ const struct inode_operations f2fs_dir_inode_operations = {
.getattr = f2fs_getattr,
.setattr = f2fs_setattr,
.get_acl = f2fs_get_acl,
+ .set_acl = f2fs_set_acl,
#ifdef CONFIG_F2FS_FS_XATTR
.setxattr = generic_setxattr,
.getxattr = generic_getxattr,
@@ -522,6 +523,7 @@ const struct inode_operations f2fs_special_inode_operations = {
.getattr = f2fs_getattr,
.setattr = f2fs_setattr,
.get_acl = f2fs_get_acl,
+ .set_acl = f2fs_set_acl,
#ifdef CONFIG_F2FS_FS_XATTR
.setxattr = generic_setxattr,
.getxattr = generic_getxattr,
diff --git a/fs/f2fs/xattr.c b/fs/f2fs/xattr.c
index aa7a3f1..e2b9299 100644
--- a/fs/f2fs/xattr.c
+++ b/fs/f2fs/xattr.c
@@ -21,6 +21,7 @@
#include <linux/rwsem.h>
#include <linux/f2fs_fs.h>
#include <linux/security.h>
+#include <linux/posix_acl_xattr.h>
#include "f2fs.h"
#include "xattr.h"
@@ -216,8 +217,8 @@ const struct xattr_handler f2fs_xattr_security_handler = {
static const struct xattr_handler *f2fs_xattr_handler_map[] = {
[F2FS_XATTR_INDEX_USER] = &f2fs_xattr_user_handler,
#ifdef CONFIG_F2FS_FS_POSIX_ACL
- [F2FS_XATTR_INDEX_POSIX_ACL_ACCESS] = &f2fs_xattr_acl_access_handler,
- [F2FS_XATTR_INDEX_POSIX_ACL_DEFAULT] = &f2fs_xattr_acl_default_handler,
+ [F2FS_XATTR_INDEX_POSIX_ACL_ACCESS] = &posix_acl_access_xattr_handler,
+ [F2FS_XATTR_INDEX_POSIX_ACL_DEFAULT] = &posix_acl_default_xattr_handler,
#endif
[F2FS_XATTR_INDEX_TRUSTED] = &f2fs_xattr_trusted_handler,
#ifdef CONFIG_F2FS_FS_SECURITY
@@ -229,8 +230,8 @@ static const struct xattr_handler *f2fs_xattr_handler_map[] = {
const struct xattr_handler *f2fs_xattr_handlers[] = {
&f2fs_xattr_user_handler,
#ifdef CONFIG_F2FS_FS_POSIX_ACL
- &f2fs_xattr_acl_access_handler,
- &f2fs_xattr_acl_default_handler,
+ &posix_acl_access_xattr_handler,
+ &posix_acl_default_xattr_handler,
#endif
&f2fs_xattr_trusted_handler,
#ifdef CONFIG_F2FS_FS_SECURITY
diff --git a/fs/f2fs/xattr.h b/fs/f2fs/xattr.h
index 02a08fb..b21d9eb 100644
--- a/fs/f2fs/xattr.h
+++ b/fs/f2fs/xattr.h
@@ -108,8 +108,6 @@ struct f2fs_xattr_entry {
#ifdef CONFIG_F2FS_FS_XATTR
extern const struct xattr_handler f2fs_xattr_user_handler;
extern const struct xattr_handler f2fs_xattr_trusted_handler;
-extern const struct xattr_handler f2fs_xattr_acl_access_handler;
-extern const struct xattr_handler f2fs_xattr_acl_default_handler;
extern const struct xattr_handler f2fs_xattr_advise_handler;
extern const struct xattr_handler f2fs_xattr_security_handler;
--
1.7.10.4
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