From: Steve French <sfrench@us.ibm.com>
Date: Fri, 19 Aug 2005 18:04:29 +0000 (-0700)
Subject: [CIFS] Finish cifs mount option which requests case insensitive path
X-Git-Tag: firefly_0821_release~39876^2~50^2~5^2~50
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=d3485d37c0b3292aec0618b6663c57542df5da99;p=firefly-linux-kernel-4.4.55.git

[CIFS] Finish cifs mount option which requests case insensitive path
name matching.

	Signed-off-by:  Steve French (sfrench@us.ibm.com)
---

diff --git a/fs/cifs/cifs_fs_sb.h b/fs/cifs/cifs_fs_sb.h
index 5fb695f1e50b..f799f6f0e729 100644
--- a/fs/cifs/cifs_fs_sb.h
+++ b/fs/cifs/cifs_fs_sb.h
@@ -26,8 +26,7 @@
 #define CIFS_MOUNT_MAP_SPECIAL_CHR 0x20 /* remap illegal chars in filenames */
 #define CIFS_MOUNT_POSIX_PATHS 0x40 /* Negotiate posix pathnames if possible. */
 #define CIFS_MOUNT_UNX_EMUL    0x80 /* Network compat with SFUnix emulation */
-#define CIFS_MOUNT_CASE_INSENS  0x100 /* Request case insenstive searches */
-#define CIFS_MOUNT_NO_BRL	0x200 /* No sending byte range locks to srv */
+#define CIFS_MOUNT_NO_BRL	0x100 /* No sending byte range locks to srv */
 
 struct cifs_sb_info {
 	struct cifsTconInfo *tcon;	/* primary mount */
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index e8287f76484f..e7ba48c61a7a 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -110,8 +110,8 @@ enum protocolEnum {
  */
 
 struct TCP_Server_Info {
-	char server_Name[SERVER_NAME_LEN_WITH_NULL];	/* 15 chars + X'20'in 16th */
-	char unicode_server_Name[SERVER_NAME_LEN_WITH_NULL * 2];	/* Unicode version of server_Name */
+	char server_Name[SERVER_NAME_LEN_WITH_NULL]; /* 15 chars + X'20' 16th */
+	char unicode_server_Name[SERVER_NAME_LEN_WITH_NULL * 2];
 	struct socket *ssocket;
 	union {
 		struct sockaddr_in sockAddr;
@@ -231,6 +231,7 @@ struct cifsTconInfo {
 	FILE_SYSTEM_ATTRIBUTE_INFO fsAttrInfo;	/* ok if file system name truncated */
 	FILE_SYSTEM_UNIX_INFO fsUnixInfo;
 	unsigned retry:1;
+	unsigned nocase:1;
 	/* BB add field for back pointer to sb struct? */
 };
 
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index 6b21f6aa9f60..ac2c8bdc8e55 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1048,6 +1048,11 @@ cifs_parse_mount_options(char *options, const char *devname,struct smb_vol *vol)
 			vol->nobrl =  0;
 		} else if (strnicmp(data, "nobrl", 5) == 0) {
 			vol->nobrl =  1;
+			/* turn off mandatory locking in mode
+			if remote locking is turned off since the
+			local vfs will do advisory */
+			if(vol->file_mode == (S_IALLUGO & ~(S_ISUID | S_IXGRP)))
+				vol->file_mode = S_IALLUGO;
 		} else if (strnicmp(data, "setuids", 7) == 0) {
 			vol->setuids = 1;
 		} else if (strnicmp(data, "nosetuids", 9) == 0) {
@@ -1707,8 +1712,6 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
 			cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_XATTR;
 		if(volume_info.sfu_emul)
 			cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_UNX_EMUL;
-		if(volume_info.nocase)
-			cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_CASE_INSENS;
 		if(volume_info.nobrl)
 			cifs_sb->mnt_cifs_flags |= CIFS_MOUNT_NO_BRL;
 
@@ -1727,6 +1730,7 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
 			   to the same server share the last value passed in 
 			   for the retry flag is used */
 			tcon->retry = volume_info.retry;
+			tcon->nocase = volume_info.nocase;
 		} else {
 			tcon = tconInfoAlloc();
 			if (tcon == NULL)
@@ -1755,6 +1759,7 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
 				if (!rc) {
 					atomic_inc(&pSesInfo->inUse);
 					tcon->retry = volume_info.retry;
+					tcon->nocase = volume_info.nocase;
 				}
 			}
 		}
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index beeff8284169..40d50b77bfe7 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -375,6 +375,8 @@ header_assemble(struct smb_hdr *buffer, char smb_command /* command */ ,
 		}
 		if (treeCon->Flags & SMB_SHARE_IS_IN_DFS)
 			buffer->Flags2 |= SMBFLG2_DFS;
+		if (treeCon->nocase)
+			buffer->Flags  |= SMBFLG_CASELESS;
 		if((treeCon->ses) && (treeCon->ses->server))
 			if(treeCon->ses->server->secMode & 
 			  (SECMODE_SIGN_REQUIRED | SECMODE_SIGN_ENABLED))