From 748e4f3d702def1a4bff191e0cf93b6a05340f01 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Fri, 10 May 2024 07:41:34 +0000
Subject: [PATCH] add gpio led uart
---
kernel/fs/xfs/xfs_xattr.c | 94 ++++++++++++++++------------------------------
1 files changed, 33 insertions(+), 61 deletions(-)
diff --git a/kernel/fs/xfs/xfs_xattr.c b/kernel/fs/xfs/xfs_xattr.c
index 9a63016..dd81d10 100644
--- a/kernel/fs/xfs/xfs_xattr.c
+++ b/kernel/fs/xfs/xfs_xattr.c
@@ -5,60 +5,37 @@
*/
#include "xfs.h"
+#include "xfs_shared.h"
#include "xfs_format.h"
#include "xfs_log_format.h"
-#include "xfs_trans_resv.h"
-#include "xfs_mount.h"
#include "xfs_da_format.h"
#include "xfs_inode.h"
#include "xfs_attr.h"
-#include "xfs_attr_leaf.h"
#include "xfs_acl.h"
+#include "xfs_da_btree.h"
#include <linux/posix_acl_xattr.h>
-#include <linux/xattr.h>
static int
xfs_xattr_get(const struct xattr_handler *handler, struct dentry *unused,
- struct inode *inode, const char *name, void *value, size_t size)
+ struct inode *inode, const char *name, void *value, size_t size,
+ int flags)
{
- int xflags = handler->flags;
- struct xfs_inode *ip = XFS_I(inode);
- int error, asize = size;
+ struct xfs_da_args args = {
+ .dp = XFS_I(inode),
+ .attr_filter = handler->flags,
+ .name = name,
+ .namelen = strlen(name),
+ .value = value,
+ .valuelen = size,
+ };
+ int error;
- /* Convert Linux syscall to XFS internal ATTR flags */
- if (!size) {
- xflags |= ATTR_KERNOVAL;
- value = NULL;
- }
-
- error = xfs_attr_get(ip, (unsigned char *)name, value, &asize, xflags);
+ error = xfs_attr_get(&args);
if (error)
return error;
- return asize;
-}
-
-void
-xfs_forget_acl(
- struct inode *inode,
- const char *name,
- int xflags)
-{
- /*
- * Invalidate any cached ACLs if the user has bypassed the ACL
- * interface. We don't validate the content whatsoever so it is caller
- * responsibility to provide data in valid format and ensure i_mode is
- * consistent.
- */
- if (xflags & ATTR_ROOT) {
-#ifdef CONFIG_XFS_POSIX_ACL
- if (!strcmp(name, SGI_ACL_FILE))
- forget_cached_acl(inode, ACL_TYPE_ACCESS);
- else if (!strcmp(name, SGI_ACL_DEFAULT))
- forget_cached_acl(inode, ACL_TYPE_DEFAULT);
-#endif
- }
+ return args.valuelen;
}
static int
@@ -66,23 +43,20 @@
struct inode *inode, const char *name, const void *value,
size_t size, int flags)
{
- int xflags = handler->flags;
- struct xfs_inode *ip = XFS_I(inode);
+ struct xfs_da_args args = {
+ .dp = XFS_I(inode),
+ .attr_filter = handler->flags,
+ .attr_flags = flags,
+ .name = name,
+ .namelen = strlen(name),
+ .value = (void *)value,
+ .valuelen = size,
+ };
int error;
- /* Convert Linux syscall to XFS internal ATTR flags */
- if (flags & XATTR_CREATE)
- xflags |= ATTR_CREATE;
- if (flags & XATTR_REPLACE)
- xflags |= ATTR_REPLACE;
-
- if (!value)
- return xfs_attr_remove(ip, (unsigned char *)name, xflags);
- error = xfs_attr_set(ip, (unsigned char *)name,
- (void *)value, size, xflags);
- if (!error)
- xfs_forget_acl(inode, name, xflags);
-
+ error = xfs_attr_set(&args);
+ if (!error && (handler->flags & XFS_ATTR_ROOT))
+ xfs_forget_acl(inode, name);
return error;
}
@@ -95,14 +69,14 @@
static const struct xattr_handler xfs_xattr_trusted_handler = {
.prefix = XATTR_TRUSTED_PREFIX,
- .flags = ATTR_ROOT,
+ .flags = XFS_ATTR_ROOT,
.get = xfs_xattr_get,
.set = xfs_xattr_set,
};
static const struct xattr_handler xfs_xattr_security_handler = {
.prefix = XATTR_SECURITY_PREFIX,
- .flags = ATTR_SECURE,
+ .flags = XFS_ATTR_SECURE,
.get = xfs_xattr_get,
.set = xfs_xattr_set,
};
@@ -132,7 +106,7 @@
if (context->count < 0 || context->seen_enough)
return;
- if (!context->alist)
+ if (!context->buffer)
goto compute_size;
arraytop = context->count + prefix_len + namelen + 1;
@@ -141,7 +115,7 @@
context->seen_enough = 1;
return;
}
- offset = (char *)context->alist + context->count;
+ offset = context->buffer + context->count;
strncpy(offset, prefix, prefix_len);
offset += prefix_len;
strncpy(offset, (char *)name, namelen); /* real name */
@@ -216,7 +190,6 @@
size_t size)
{
struct xfs_attr_list_context context;
- struct attrlist_cursor_kern cursor = { 0 };
struct inode *inode = d_inode(dentry);
int error;
@@ -225,14 +198,13 @@
*/
memset(&context, 0, sizeof(context));
context.dp = XFS_I(inode);
- context.cursor = &cursor;
context.resynch = 1;
- context.alist = size ? data : NULL;
+ context.buffer = size ? data : NULL;
context.bufsize = size;
context.firstu = context.bufsize;
context.put_listent = xfs_xattr_put_listent;
- error = xfs_attr_list_int(&context);
+ error = xfs_attr_list(&context);
if (error)
return error;
if (context.count < 0)
--
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