linux-kernel - [PATCH 08/10] orangefs: remove ORANGEFS

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Date:   Fri,  7 Apr 2017 17:17:10 -0400
From:   Martin Brandenburg <martin@...ibond.com>
To:     hubcap@...ibond.com, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org
Cc:     Martin Brandenburg <martin@...ibond.com>
Subject: [PATCH 08/10] orangefs: remove ORANGEFS_READDIR macros

They are clones of the ORANGEFS_ITERATE macros in use elsewhere.  Delete
ORANGEFS_ITERATE_NEXT which is a hack previously used by readdir.

Signed-off-by: Martin Brandenburg <martin@...ibond.com>
---
 fs/orangefs/dir.c      | 8 ++++----
 fs/orangefs/protocol.h | 9 ++-------
 2 files changed, 6 insertions(+), 11 deletions(-)

diff --git a/fs/orangefs/dir.c b/fs/orangefs/dir.c
index 7afde1b..9cc755b 100644
--- a/fs/orangefs/dir.c
+++ b/fs/orangefs/dir.c
@@ -289,12 +289,12 @@ static int orangefs_dir_iterate(struct file *file, struct dir_context *ctx)
 	 * Must read more if the user has sought past what has been read so far.
 	 * Stop a user who has sought past the end.
 	 */
-	while (od->token != ORANGEFS_READDIR_END && ctx->pos > od->end) {
+	while (od->token != ORANGEFS_ITERATE_END && ctx->pos > od->end) {
 		r = orangefs_dir_more(oi, od, dentry);
 		if (r)
 			return r;
 	}
-	if (od->token == ORANGEFS_READDIR_END && ctx->pos > od->end)
+	if (od->token == ORANGEFS_ITERATE_END && ctx->pos > od->end)
 		return -EIO;
 
 	/* Then try to fill if there's any left in the buffer. */
@@ -305,7 +305,7 @@ static int orangefs_dir_iterate(struct file *file, struct dir_context *ctx)
 	}
 
 	/* Finally get some more and try to fill. */
-	if (od->token != ORANGEFS_READDIR_END) {
+	if (od->token != ORANGEFS_ITERATE_END) {
 		r = orangefs_dir_more(oi, od, dentry);
 		if (r)
 			return r;
@@ -322,7 +322,7 @@ static int orangefs_dir_open(struct inode *inode, struct file *file)
 	if (!file->private_data)
 		return -ENOMEM;
 	od = file->private_data;
-	od->token = ORANGEFS_READDIR_START;
+	od->token = ORANGEFS_ITERATE_START;
 	od->page = (void *)__get_free_page(GFP_KERNEL);
 	od->page->next = NULL;
 	od->page->len = 0;
diff --git a/fs/orangefs/protocol.h b/fs/orangefs/protocol.h
index 971307a..48bcc1b 100644
--- a/fs/orangefs/protocol.h
+++ b/fs/orangefs/protocol.h
@@ -138,13 +138,8 @@ typedef __s64 ORANGEFS_offset;
 #define ORANGEFS_G_SGID    (1 << 10)
 #define ORANGEFS_U_SUID    (1 << 11)
 
-/* definition taken from stdint.h */
-#define INT32_MAX (2147483647)
-#define ORANGEFS_ITERATE_START    (INT32_MAX - 1)
-#define ORANGEFS_ITERATE_END      (INT32_MAX - 2)
-#define ORANGEFS_ITERATE_NEXT     (INT32_MAX - 3)
-#define ORANGEFS_READDIR_START ORANGEFS_ITERATE_START
-#define ORANGEFS_READDIR_END   ORANGEFS_ITERATE_END
+#define ORANGEFS_ITERATE_START    2147483646
+#define ORANGEFS_ITERATE_END      2147483645
 #define ORANGEFS_IMMUTABLE_FL FS_IMMUTABLE_FL
 #define ORANGEFS_APPEND_FL    FS_APPEND_FL
 #define ORANGEFS_NOATIME_FL   FS_NOATIME_FL
-- 
2.1.4