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Diffstat (limited to 'fs/orangefs/xattr.c')
-rw-r--r--fs/orangefs/xattr.c131
1 files changed, 30 insertions, 101 deletions
diff --git a/fs/orangefs/xattr.c b/fs/orangefs/xattr.c
index 5893ddde0..2a9f07f06 100644
--- a/fs/orangefs/xattr.c
+++ b/fs/orangefs/xattr.c
@@ -59,8 +59,8 @@ static inline int convert_to_internal_xattr_flags(int setxattr_flags)
* unless the key does not exist for the file and/or if
* there were errors in fetching the attribute value.
*/
-ssize_t orangefs_inode_getxattr(struct inode *inode, const char *prefix,
- const char *name, void *buffer, size_t size)
+ssize_t orangefs_inode_getxattr(struct inode *inode, const char *name,
+ void *buffer, size_t size)
{
struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
struct orangefs_kernel_op_s *new_op = NULL;
@@ -70,17 +70,17 @@ ssize_t orangefs_inode_getxattr(struct inode *inode, const char *prefix,
int fsgid;
gossip_debug(GOSSIP_XATTR_DEBUG,
- "%s: prefix %s name %s, buffer_size %zd\n",
- __func__, prefix, name, size);
+ "%s: name %s, buffer_size %zd\n",
+ __func__, name, size);
- if ((strlen(name) + strlen(prefix)) >= ORANGEFS_MAX_XATTR_NAMELEN) {
+ if (strlen(name) >= ORANGEFS_MAX_XATTR_NAMELEN) {
gossip_err("Invalid key length (%d)\n",
- (int)(strlen(name) + strlen(prefix)));
+ (int)strlen(name));
return -EINVAL;
}
- fsuid = from_kuid(current_user_ns(), current_fsuid());
- fsgid = from_kgid(current_user_ns(), current_fsgid());
+ fsuid = from_kuid(&init_user_ns, current_fsuid());
+ fsgid = from_kgid(&init_user_ns, current_fsgid());
gossip_debug(GOSSIP_XATTR_DEBUG,
"getxattr on inode %pU, name %s "
@@ -97,15 +97,14 @@ ssize_t orangefs_inode_getxattr(struct inode *inode, const char *prefix,
goto out_unlock;
new_op->upcall.req.getxattr.refn = orangefs_inode->refn;
- ret = snprintf((char *)new_op->upcall.req.getxattr.key,
- ORANGEFS_MAX_XATTR_NAMELEN, "%s%s", prefix, name);
+ strcpy(new_op->upcall.req.getxattr.key, name);
/*
* NOTE: Although keys are meant to be NULL terminated textual
* strings, I am going to explicitly pass the length just in case
* we change this later on...
*/
- new_op->upcall.req.getxattr.key_sz = ret + 1;
+ new_op->upcall.req.getxattr.key_sz = strlen(name) + 1;
ret = service_operation(new_op, "orangefs_inode_getxattr",
get_interruptible_flag(inode));
@@ -163,10 +162,8 @@ out_unlock:
return ret;
}
-static int orangefs_inode_removexattr(struct inode *inode,
- const char *prefix,
- const char *name,
- int flags)
+static int orangefs_inode_removexattr(struct inode *inode, const char *name,
+ int flags)
{
struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
struct orangefs_kernel_op_s *new_op = NULL;
@@ -183,12 +180,8 @@ static int orangefs_inode_removexattr(struct inode *inode,
* textual strings, I am going to explicitly pass the
* length just in case we change this later on...
*/
- ret = snprintf((char *)new_op->upcall.req.removexattr.key,
- ORANGEFS_MAX_XATTR_NAMELEN,
- "%s%s",
- (prefix ? prefix : ""),
- name);
- new_op->upcall.req.removexattr.key_sz = ret + 1;
+ strcpy(new_op->upcall.req.removexattr.key, name);
+ new_op->upcall.req.removexattr.key_sz = strlen(name) + 1;
gossip_debug(GOSSIP_XATTR_DEBUG,
"orangefs_inode_removexattr: key %s, key_sz %d\n",
@@ -223,8 +216,8 @@ out_unlock:
* Returns a -ve number on error and 0 on success. Key is text, but value
* can be binary!
*/
-int orangefs_inode_setxattr(struct inode *inode, const char *prefix,
- const char *name, const void *value, size_t size, int flags)
+int orangefs_inode_setxattr(struct inode *inode, const char *name,
+ const void *value, size_t size, int flags)
{
struct orangefs_inode_s *orangefs_inode = ORANGEFS_I(inode);
struct orangefs_kernel_op_s *new_op;
@@ -232,8 +225,8 @@ int orangefs_inode_setxattr(struct inode *inode, const char *prefix,
int ret = -ENOMEM;
gossip_debug(GOSSIP_XATTR_DEBUG,
- "%s: prefix %s, name %s, buffer_size %zd\n",
- __func__, prefix, name, size);
+ "%s: name %s, buffer_size %zd\n",
+ __func__, name, size);
if (size >= ORANGEFS_MAX_XATTR_VALUELEN ||
flags < 0) {
@@ -245,29 +238,19 @@ int orangefs_inode_setxattr(struct inode *inode, const char *prefix,
internal_flag = convert_to_internal_xattr_flags(flags);
- if (prefix) {
- if (strlen(name) + strlen(prefix) >= ORANGEFS_MAX_XATTR_NAMELEN) {
- gossip_err
- ("orangefs_inode_setxattr: bogus key size (%d)\n",
- (int)(strlen(name) + strlen(prefix)));
- return -EINVAL;
- }
- } else {
- if (strlen(name) >= ORANGEFS_MAX_XATTR_NAMELEN) {
- gossip_err
- ("orangefs_inode_setxattr: bogus key size (%d)\n",
- (int)(strlen(name)));
- return -EINVAL;
- }
+ if (strlen(name) >= ORANGEFS_MAX_XATTR_NAMELEN) {
+ gossip_err
+ ("orangefs_inode_setxattr: bogus key size (%d)\n",
+ (int)(strlen(name)));
+ return -EINVAL;
}
/* This is equivalent to a removexattr */
if (size == 0 && value == NULL) {
gossip_debug(GOSSIP_XATTR_DEBUG,
- "removing xattr (%s%s)\n",
- prefix,
+ "removing xattr (%s)\n",
name);
- return orangefs_inode_removexattr(inode, prefix, name, flags);
+ return orangefs_inode_removexattr(inode, name, flags);
}
gossip_debug(GOSSIP_XATTR_DEBUG,
@@ -288,11 +271,8 @@ int orangefs_inode_setxattr(struct inode *inode, const char *prefix,
* strings, I am going to explicitly pass the length just in
* case we change this later on...
*/
- ret = snprintf((char *)new_op->upcall.req.setxattr.keyval.key,
- ORANGEFS_MAX_XATTR_NAMELEN,
- "%s%s",
- prefix, name);
- new_op->upcall.req.setxattr.keyval.key_sz = ret + 1;
+ strcpy(new_op->upcall.req.setxattr.keyval.key, name);
+ new_op->upcall.req.setxattr.keyval.key_sz = strlen(name) + 1;
memcpy(new_op->upcall.req.setxattr.keyval.val, value, size);
new_op->upcall.req.setxattr.keyval.val_sz = size;
@@ -455,12 +435,7 @@ static int orangefs_xattr_set_default(const struct xattr_handler *handler,
size_t size,
int flags)
{
- return orangefs_inode_setxattr(inode,
- ORANGEFS_XATTR_NAME_DEFAULT_PREFIX,
- name,
- buffer,
- size,
- flags);
+ return orangefs_inode_setxattr(inode, name, buffer, size, flags);
}
static int orangefs_xattr_get_default(const struct xattr_handler *handler,
@@ -470,57 +445,12 @@ static int orangefs_xattr_get_default(const struct xattr_handler *handler,
void *buffer,
size_t size)
{
- return orangefs_inode_getxattr(inode,
- ORANGEFS_XATTR_NAME_DEFAULT_PREFIX,
- name,
- buffer,
- size);
-
-}
+ return orangefs_inode_getxattr(inode, name, buffer, size);
-static int orangefs_xattr_set_trusted(const struct xattr_handler *handler,
- struct dentry *unused,
- struct inode *inode,
- const char *name,
- const void *buffer,
- size_t size,
- int flags)
-{
- return orangefs_inode_setxattr(inode,
- ORANGEFS_XATTR_NAME_TRUSTED_PREFIX,
- name,
- buffer,
- size,
- flags);
}
-static int orangefs_xattr_get_trusted(const struct xattr_handler *handler,
- struct dentry *unused,
- struct inode *inode,
- const char *name,
- void *buffer,
- size_t size)
-{
- return orangefs_inode_getxattr(inode,
- ORANGEFS_XATTR_NAME_TRUSTED_PREFIX,
- name,
- buffer,
- size);
-}
-
-static struct xattr_handler orangefs_xattr_trusted_handler = {
- .prefix = ORANGEFS_XATTR_NAME_TRUSTED_PREFIX,
- .get = orangefs_xattr_get_trusted,
- .set = orangefs_xattr_set_trusted,
-};
-
static struct xattr_handler orangefs_xattr_default_handler = {
- /*
- * NOTE: this is set to be the empty string.
- * so that all un-prefixed xattrs keys get caught
- * here!
- */
- .prefix = ORANGEFS_XATTR_NAME_DEFAULT_PREFIX,
+ .prefix = "", /* match any name => handlers called with full name */
.get = orangefs_xattr_get_default,
.set = orangefs_xattr_set_default,
};
@@ -528,7 +458,6 @@ static struct xattr_handler orangefs_xattr_default_handler = {
const struct xattr_handler *orangefs_xattr_handlers[] = {
&posix_acl_access_xattr_handler,
&posix_acl_default_xattr_handler,
- &orangefs_xattr_trusted_handler,
&orangefs_xattr_default_handler,
NULL
};
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-07-06 05:23:26 +0000