svn commit: samba r2941 - in branches/SAMBA_4_0/source: ntvfs/posix
param
tridge at samba.org
tridge at samba.org
Tue Oct 12 22:18:02 GMT 2004
Author: tridge
Date: 2004-10-12 22:18:02 +0000 (Tue, 12 Oct 2004)
New Revision: 2941
WebSVN: http://websvn.samba.org/websvn/changeset.php?rep=samba&path=/branches/SAMBA_4_0/source&rev=2941&nolog=1
Log:
added pvfs_flush() implementation to the posix backend
Added:
branches/SAMBA_4_0/source/ntvfs/posix/pvfs_flush.c
Modified:
branches/SAMBA_4_0/source/ntvfs/posix/config.mk
branches/SAMBA_4_0/source/ntvfs/posix/vfs_posix.c
branches/SAMBA_4_0/source/ntvfs/posix/vfs_posix.h
branches/SAMBA_4_0/source/param/loadparm.c
Changeset:
Modified: branches/SAMBA_4_0/source/ntvfs/posix/config.mk
===================================================================
--- branches/SAMBA_4_0/source/ntvfs/posix/config.mk 2004-10-12 15:57:20 UTC (rev 2940)
+++ branches/SAMBA_4_0/source/ntvfs/posix/config.mk 2004-10-12 22:18:02 UTC (rev 2941)
@@ -12,6 +12,7 @@
ntvfs/posix/pvfs_mkdir.o \
ntvfs/posix/pvfs_open.o \
ntvfs/posix/pvfs_read.o \
+ ntvfs/posix/pvfs_flush.o \
ntvfs/posix/pvfs_write.o \
ntvfs/posix/pvfs_fsinfo.o \
ntvfs/posix/pvfs_qfileinfo.o \
Added: branches/SAMBA_4_0/source/ntvfs/posix/pvfs_flush.c
===================================================================
--- branches/SAMBA_4_0/source/ntvfs/posix/pvfs_flush.c 2004-10-12 15:57:20 UTC (rev 2940)
+++ branches/SAMBA_4_0/source/ntvfs/posix/pvfs_flush.c 2004-10-12 22:18:02 UTC (rev 2941)
@@ -0,0 +1,64 @@
+/*
+ Unix SMB/CIFS implementation.
+
+ POSIX NTVFS backend - flush
+
+ Copyright (C) Andrew Tridgell 2004
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to the Free Software
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include "include/includes.h"
+#include "vfs_posix.h"
+
+/*
+ flush a single open file
+*/
+static void pvfs_flush_file(struct pvfs_state *pvfs, struct pvfs_file *f)
+{
+ if (pvfs->flags & PVFS_FLAG_STRICT_SYNC) {
+ fsync(f->fd);
+ }
+}
+
+/*
+ flush a fnum
+*/
+NTSTATUS pvfs_flush(struct ntvfs_module_context *ntvfs,
+ struct smbsrv_request *req, struct smb_flush *io)
+{
+ struct pvfs_state *pvfs = ntvfs->private_data;
+ struct pvfs_file *f;
+
+ if (io->in.fnum != 0xFFFF) {
+ f = pvfs_find_fd(pvfs, req, io->in.fnum);
+ if (!f) {
+ return NT_STATUS_INVALID_HANDLE;
+ }
+ pvfs_flush_file(pvfs, f);
+ return NT_STATUS_OK;
+ }
+
+ if (!(pvfs->flags & PVFS_FLAG_STRICT_SYNC)) {
+ return NT_STATUS_OK;
+ }
+
+ /* they are asking to flush all open files */
+ for (f=pvfs->open_files;f;f=f->next) {
+ pvfs_flush_file(pvfs, f);
+ }
+
+ return NT_STATUS_OK;
+}
Modified: branches/SAMBA_4_0/source/ntvfs/posix/vfs_posix.c
===================================================================
--- branches/SAMBA_4_0/source/ntvfs/posix/vfs_posix.c 2004-10-12 15:57:20 UTC (rev 2940)
+++ branches/SAMBA_4_0/source/ntvfs/posix/vfs_posix.c 2004-10-12 22:18:02 UTC (rev 2941)
@@ -39,6 +39,7 @@
if (lp_map_archive(snum)) pvfs->flags |= PVFS_FLAG_MAP_ARCHIVE;
if (lp_map_system(snum)) pvfs->flags |= PVFS_FLAG_MAP_SYSTEM;
if (lp_readonly(snum)) pvfs->flags |= PVFS_FLAG_READONLY;
+ if (lp_strict_sync(snum)) pvfs->flags |= PVFS_FLAG_STRICT_SYNC;
pvfs->share_name = talloc_strdup(pvfs, lp_servicename(snum));
}
@@ -161,16 +162,6 @@
}
/*
- flush a file
-*/
-static NTSTATUS pvfs_flush(struct ntvfs_module_context *ntvfs,
- struct smbsrv_request *req, struct smb_flush *io)
-{
- DEBUG(0,("pvfs_flush not implemented\n"));
- return NT_STATUS_NOT_IMPLEMENTED;
-}
-
-/*
lock a byte range
*/
static NTSTATUS pvfs_lock(struct ntvfs_module_context *ntvfs,
Modified: branches/SAMBA_4_0/source/ntvfs/posix/vfs_posix.h
===================================================================
--- branches/SAMBA_4_0/source/ntvfs/posix/vfs_posix.h 2004-10-12 15:57:20 UTC (rev 2940)
+++ branches/SAMBA_4_0/source/ntvfs/posix/vfs_posix.h 2004-10-12 22:18:02 UTC (rev 2941)
@@ -152,5 +152,6 @@
#define PVFS_FLAG_MAP_SYSTEM (1<<2)
#define PVFS_FLAG_MAP_HIDDEN (1<<3)
#define PVFS_FLAG_READONLY (1<<4)
+#define PVFS_FLAG_STRICT_SYNC (1<<5)
#endif /* _VFS_POSIX_H_ */
Modified: branches/SAMBA_4_0/source/param/loadparm.c
===================================================================
--- branches/SAMBA_4_0/source/param/loadparm.c 2004-10-12 15:57:20 UTC (rev 2940)
+++ branches/SAMBA_4_0/source/param/loadparm.c 2004-10-12 22:18:02 UTC (rev 2941)
@@ -270,6 +270,7 @@
BOOL *copymap;
BOOL bMSDfsRoot;
BOOL bShareModes;
+ BOOL bStrictSync;
struct param_opt *param_opt;
char dummy[3]; /* for alignment */
@@ -327,6 +328,7 @@
NULL, /* copymap */
False, /* bMSDfsRoot */
True, /* bShareModes */
+ False, /* bStrictSync */
NULL, /* Parametric options */
"" /* dummy */
@@ -618,6 +620,7 @@
{"hostname lookups", P_BOOL, P_GLOBAL, &Globals.bHostnameLookups, NULL, NULL, FLAG_ADVANCED | FLAG_DEVELOPER},
{"name cache timeout", P_INTEGER, P_GLOBAL, &Globals.name_cache_timeout, NULL, NULL, FLAG_ADVANCED | FLAG_DEVELOPER},
+ {"strict sync", P_BOOL, P_LOCAL, &sDefault.bStrictSync, NULL, NULL, FLAG_ADVANCED | FLAG_SHARE},
{"Printing Options", P_SEP, P_SEPARATOR},
@@ -1244,6 +1247,7 @@
FN_LOCAL_BOOL(lp_locking, bLocking)
FN_LOCAL_BOOL(lp_strict_locking, bStrictLocking)
FN_LOCAL_BOOL(lp_posix_locking, bPosixLocking)
+FN_LOCAL_BOOL(lp_strict_sync, bStrictSync)
FN_LOCAL_BOOL(lp_share_modes, bShareModes)
FN_LOCAL_BOOL(lp_oplocks, bOpLocks)
FN_LOCAL_BOOL(lp_level2_oplocks, bLevel2OpLocks)
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