Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

4 files changed, 23 insertions, 9 deletions

diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 88f60aa..e488603 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1785,7 +1785,16 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
 		} else if(volume_info.wsize)
 			cifs_sb->wsize = volume_info.wsize;
 		else
-			cifs_sb->wsize = CIFSMaxBufSize; /* default */
+			cifs_sb->wsize = 
+				min_t(const int, PAGEVEC_SIZE * PAGE_CACHE_SIZE,
+					127*1024);
+			/* old default of CIFSMaxBufSize was too small now
+			   that SMB Write2 can send multiple pages in kvec.   
+			   RFC1001 does not describe what happens when frame
+			   bigger than 128K is sent so use that as max in
+			   conjunction with 52K kvec constraint on arch with 4K
+			   page size  */
+
 		if(cifs_sb->rsize < PAGE_CACHE_SIZE) {
 			cifs_sb->rsize = PAGE_CACHE_SIZE; 
 			/* Windows ME does this */
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index 77c990f0..d17c97d 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -1190,7 +1190,6 @@ retry:
 					/* BB what if continued retry is
 					   requested via mount flags? */
 					set_bit(AS_EIO, &mapping->flags);
-					SetPageError(page);
 				} else {
 					cifs_stats_bytes_written(cifs_sb->tcon,
 								 bytes_written);
@@ -1198,6 +1197,13 @@ retry:
 			}
 			for (i = 0; i < n_iov; i++) {
 				page = pvec.pages[first + i];
+				/* Should we also set page error on
+				success rc but too little data written? */
+				/* BB investigate retry logic on temporary
+				server crash cases and how recovery works
+				when page marked as error */ 
+				if(rc)
+					SetPageError(page);
 				kunmap(page);
 				unlock_page(page);
 				page_cache_release(page);
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index 7b98792..b12cb8a 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -498,7 +498,6 @@ SendReceive2(const unsigned int xid, struct cifsSesInfo *ses,
 			else
 				*pRespBufType = CIFS_SMALL_BUFFER;
 			iov[0].iov_len = receive_len + 4;
-			iov[1].iov_len = 0;
 
 			dump_smb(midQ->resp_buf, 80);
 			/* convert the length into a more usable form */
diff --git a/fs/compat.c b/fs/compat.c
index cc58a20..70c5af4 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -73,17 +73,17 @@ asmlinkage long compat_sys_utime(char __user *filename, struct compat_utimbuf __
 	return do_utimes(AT_FDCWD, filename, t ? tv : NULL);
 }
 
-asmlinkage long compat_sys_futimesat(int dfd, char __user *filename, struct compat_timeval __user *t)
+asmlinkage long compat_sys_futimesat(unsigned int dfd, char __user *filename, struct compat_timeval __user *t)
 {
 	struct timeval tv[2];
 
-	if (t) { 
+	if (t) {
 		if (get_user(tv[0].tv_sec, &t[0].tv_sec) ||
 		    get_user(tv[0].tv_usec, &t[0].tv_usec) ||
 		    get_user(tv[1].tv_sec, &t[1].tv_sec) ||
 		    get_user(tv[1].tv_usec, &t[1].tv_usec))
-			return -EFAULT; 
-	} 
+			return -EFAULT;
+	}
 	return do_utimes(dfd, filename, t ? tv : NULL);
 }
 
@@ -114,7 +114,7 @@ asmlinkage long compat_sys_newlstat(char __user * filename,
 	return error;
 }
 
-asmlinkage long compat_sys_newfstatat(int dfd, char __user *filename,
+asmlinkage long compat_sys_newfstatat(unsigned int dfd, char __user *filename,
 		struct compat_stat __user *statbuf, int flag)
 {
 	struct kstat stat;
@@ -1326,7 +1326,7 @@ compat_sys_open(const char __user *filename, int flags, int mode)
  * O_LARGEFILE flag.
  */
 asmlinkage long
-compat_sys_openat(int dfd, const char __user *filename, int flags, int mode)
+compat_sys_openat(unsigned int dfd, const char __user *filename, int flags, int mode)
 {
 	return do_sys_open(dfd, filename, flags, mode);
 }