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[Qemu-devel] [PATCH] 9pfs: add xattrwalk_fid field in V9fsFidState struc
From: |
Li Qiang |
Subject: |
[Qemu-devel] [PATCH] 9pfs: add xattrwalk_fid field in V9fsFidState struct |
Date: |
Wed, 12 Oct 2016 19:55:42 -0700 |
From: Li Qiang <address@hidden>
Currently, 9pfs sets the fs.xattr.copied_len field in V9fsFidState
to -1 to indicate a xattr walk fid. As the fs.xattr.copied_len is also
used to account for copied bytes, this may cause confusion. This patch
add a bool variable to represent the xattr walk fid.
Signed-off-by: Li Qiang <address@hidden>
---
hw/9pfs/9p.c | 7 ++++---
hw/9pfs/9p.h | 1 +
2 files changed, 5 insertions(+), 3 deletions(-)
diff --git a/hw/9pfs/9p.c b/hw/9pfs/9p.c
index 8c7488f..9625296 100644
--- a/hw/9pfs/9p.c
+++ b/hw/9pfs/9p.c
@@ -325,7 +325,7 @@ static int v9fs_xattr_fid_clunk(V9fsPDU *pdu, V9fsFidState
*fidp)
{
int retval = 0;
- if (fidp->fs.xattr.copied_len == -1) {
+ if (fidp->xattrwalk_fid) {
/* getxattr/listxattr fid */
goto free_value;
}
@@ -3181,7 +3181,7 @@ static void v9fs_xattrwalk(void *opaque)
*/
xattr_fidp->fs.xattr.len = size;
xattr_fidp->fid_type = P9_FID_XATTR;
- xattr_fidp->fs.xattr.copied_len = -1;
+ xattr_fidp->xattrwalk_fid = true;
if (size) {
xattr_fidp->fs.xattr.value = g_malloc(size);
err = v9fs_co_llistxattr(pdu, &xattr_fidp->path,
@@ -3214,7 +3214,7 @@ static void v9fs_xattrwalk(void *opaque)
*/
xattr_fidp->fs.xattr.len = size;
xattr_fidp->fid_type = P9_FID_XATTR;
- xattr_fidp->fs.xattr.copied_len = -1;
+ xattr_fidp->xattrwalk_fid = true;
if (size) {
xattr_fidp->fs.xattr.value = g_malloc(size);
err = v9fs_co_lgetxattr(pdu, &xattr_fidp->path,
@@ -3269,6 +3269,7 @@ static void v9fs_xattrcreate(void *opaque)
/* Make the file fid point to xattr */
xattr_fidp = file_fidp;
xattr_fidp->fid_type = P9_FID_XATTR;
+ xattr_fidp->xattrwalk_fid = false;
xattr_fidp->fs.xattr.copied_len = 0;
xattr_fidp->fs.xattr.len = size;
xattr_fidp->fs.xattr.flags = flags;
diff --git a/hw/9pfs/9p.h b/hw/9pfs/9p.h
index 22198f6..7e1e70b 100644
--- a/hw/9pfs/9p.h
+++ b/hw/9pfs/9p.h
@@ -214,6 +214,7 @@ struct V9fsFidState
uid_t uid;
int ref;
int clunked;
+ bool xattrwalk_fid;
V9fsFidState *next;
V9fsFidState *rclm_lst;
};
--
1.8.3.1
- [Qemu-devel] [PATCH] 9pfs: add xattrwalk_fid field in V9fsFidState struct,
Li Qiang <=