svn commit: r364273 - in head/sys: kern sys
Mateusz Guzik
mjg at FreeBSD.org
Sun Aug 16 17:55:21 UTC 2020
Author: mjg
Date: Sun Aug 16 17:55:20 2020
New Revision: 364273
URL: https://svnweb.freebsd.org/changeset/base/364273
Log:
vfs: mark HASBUF as an internal flag
There is no setter for cn_pnbuf.
Modified:
head/sys/kern/vfs_lookup.c
head/sys/sys/namei.h
Modified: head/sys/kern/vfs_lookup.c
==============================================================================
--- head/sys/kern/vfs_lookup.c Sun Aug 16 17:19:23 2020 (r364272)
+++ head/sys/kern/vfs_lookup.c Sun Aug 16 17:55:20 2020 (r364273)
@@ -504,8 +504,7 @@ namei(struct nameidata *ndp)
* Get a buffer for the name to be translated, and copy the
* name into the buffer.
*/
- if ((cnp->cn_flags & HASBUF) == 0)
- cnp->cn_pnbuf = uma_zalloc(namei_zone, M_WAITOK);
+ cnp->cn_pnbuf = uma_zalloc(namei_zone, M_WAITOK);
if (ndp->ni_segflg == UIO_SYSSPACE)
error = copystr(ndp->ni_dirp, cnp->cn_pnbuf, MAXPATHLEN,
&ndp->ni_pathlen);
Modified: head/sys/sys/namei.h
==============================================================================
--- head/sys/sys/namei.h Sun Aug 16 17:19:23 2020 (r364272)
+++ head/sys/sys/namei.h Sun Aug 16 17:55:20 2020 (r364273)
@@ -149,21 +149,21 @@ int cache_fplookup(struct nameidata *ndp, enum cache_f
* buffer and for vrele'ing ni_startdir.
*/
#define RDONLY 0x00000200 /* lookup with read-only semantics */
-#define HASBUF 0x00000400 /* has allocated pathname buffer */
-#define SAVENAME 0x00000800 /* save pathname buffer */
-#define SAVESTART 0x00001000 /* save starting directory */
-#define ISWHITEOUT 0x00002000 /* found whiteout */
-#define DOWHITEOUT 0x00004000 /* do whiteouts */
-#define WILLBEDIR 0x00008000 /* new files will be dirs; allow trailing / */
-#define ISOPEN 0x00010000 /* caller is opening; return a real vnode. */
-#define NOCROSSMOUNT 0x00020000 /* do not cross mount points */
-#define NOMACCHECK 0x00040000 /* do not perform MAC checks */
-#define AUDITVNODE1 0x00080000 /* audit the looked up vnode information */
-#define AUDITVNODE2 0x00100000 /* audit the looked up vnode information */
-#define NOCAPCHECK 0x00200000 /* do not perform capability checks */
+#define SAVENAME 0x00000400 /* save pathname buffer */
+#define SAVESTART 0x00000800 /* save starting directory */
+#define ISWHITEOUT 0x00001000 /* found whiteout */
+#define DOWHITEOUT 0x00002000 /* do whiteouts */
+#define WILLBEDIR 0x00004000 /* new files will be dirs; allow trailing / */
+#define ISOPEN 0x00008000 /* caller is opening; return a real vnode. */
+#define NOCROSSMOUNT 0x00010000 /* do not cross mount points */
+#define NOMACCHECK 0x00020000 /* do not perform MAC checks */
+#define AUDITVNODE1 0x00040000 /* audit the looked up vnode information */
+#define AUDITVNODE2 0x00080000 /* audit the looked up vnode information */
+#define NOCAPCHECK 0x00100000 /* do not perform capability checks */
/* UNUSED 0x00400000 */
+/* UNUSED 0x00200000 */
/* UNUSED 0x00800000 */
-/* UNUSED 0x01000000 */
+#define HASBUF 0x01000000 /* has allocated pathname buffer */
#define NOEXECCHECK 0x02000000 /* do not perform exec check on dir */
#define MAKEENTRY 0x04000000 /* entry is to be added to name cache */
#define ISSYMLINK 0x08000000 /* symlink needs interpretation */
@@ -176,7 +176,8 @@ int cache_fplookup(struct nameidata *ndp, enum cache_f
* Flags which must not be passed in by callers.
*/
#define NAMEI_INTERNAL_FLAGS \
- (NOEXECCHECK | MAKEENTRY | ISSYMLINK | ISLASTCN | ISDOTDOT | TRAILINGSLASH)
+ (HASBUF | NOEXECCHECK | MAKEENTRY | ISSYMLINK | ISLASTCN | ISDOTDOT | \
+ TRAILINGSLASH)
/*
* Namei results flags
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