X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=fs%2Fzfs%2Fzfs.c;h=818d3d926d2a3a349ac2e96bef28bc93e24b49cf;hb=7b48d8c8bc40ba3215a5ceb2731d762d4b143e3b;hp=360f723c846b9449da97d7853d54a0472590112f;hpb=4d3c95f5ea7c737a21cd6b9c59435ee693b3f127;p=u-boot

diff --git a/fs/zfs/zfs.c b/fs/zfs/zfs.c
index 360f723c84..818d3d926d 100644
--- a/fs/zfs/zfs.c
+++ b/fs/zfs/zfs.c
@@ -8,19 +8,7 @@
  *	Free Software Foundation, Inc.
  *	Copyright 2004	Sun Microsystems, Inc.
  *
- *	GRUB 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.
- *
- *	GRUB 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 GRUB.  If not, see <http://www.gnu.org/licenses/>.
- *
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
@@ -30,6 +18,7 @@
 #include <linux/ctype.h>
 #include <asm/byteorder.h>
 #include "zfs_common.h"
+#include "div64.h"
 
 block_dev_desc_t *zfs_dev_desc;
 
@@ -783,7 +772,7 @@ zap_leaf_array_equal(zap_leaf_phys_t *l, zfs_endian_t endian,
 
 	while (bseen < array_len) {
 		struct zap_leaf_array *la = &ZAP_LEAF_CHUNK(l, blksft, chunk).l_array;
-		int toread = MIN(array_len - bseen, ZAP_LEAF_ARRAY_BYTES);
+		int toread = min(array_len - bseen, ZAP_LEAF_ARRAY_BYTES);
 
 		if (chunk >= ZAP_LEAF_NUMCHUNKS(blksft))
 			return 0;
@@ -805,7 +794,7 @@ zap_leaf_array_get(zap_leaf_phys_t *l, zfs_endian_t endian, int blksft,
 
 	while (bseen < array_len) {
 		struct zap_leaf_array *la = &ZAP_LEAF_CHUNK(l, blksft, chunk).l_array;
-		int toread = MIN(array_len - bseen, ZAP_LEAF_ARRAY_BYTES);
+		int toread = min(array_len - bseen, ZAP_LEAF_ARRAY_BYTES);
 
 		if (chunk >= ZAP_LEAF_NUMCHUNKS(blksft))
 			/* Don't use errno because this error is to be ignored.  */
@@ -2002,49 +1991,6 @@ zfs_fetch_nvlist(device_t dev, char **nvlist)
 	return err;
 }
 
-static int
-zfs_label(device_t device, char **label)
-{
-	char *nvlist;
-	int err;
-	struct zfs_data *data;
-
-	data = zfs_mount(device);
-	if (!data)
-		return ZFS_ERR_BAD_FS;
-
-	err = int_zfs_fetch_nvlist(data, &nvlist);
-	if (err) {
-		zfs_unmount(data);
-		return err;
-	}
-
-	*label = zfs_nvlist_lookup_string(nvlist, ZPOOL_CONFIG_POOL_NAME);
-	free(nvlist);
-	zfs_unmount(data);
-	return ZFS_ERR_NONE;
-}
-
-static int
-zfs_uuid(device_t device, char **uuid)
-{
-	struct zfs_data *data;
-
-	data = zfs_mount(device);
-	if (!data)
-		return ZFS_ERR_BAD_FS;
-
-	*uuid = malloc(17); /* %016llx + nil */
-	if (!*uuid)
-		return ZFS_ERR_OUT_OF_MEMORY;
-
-	/* *uuid = xasprintf ("%016llx", (long long unsigned) data->pool_guid);*/
-	snprintf(*uuid, 17, "%016llx", (long long unsigned) data->pool_guid);
-	zfs_unmount(data);
-
-	return ZFS_ERR_NONE;
-}
-
 /*
  * zfs_open() locates a file in the rootpool by following the
  * MOS and places the dnode of the file in the memory address DNODE.
@@ -2158,7 +2104,8 @@ zfs_read(zfs_file_t file, char *buf, uint64_t len)
 		/*
 		 * Find requested blkid and the offset within that block.
 		 */
-		uint64_t blkid = (file->offset + red) /	 blksz;
+		uint64_t blkid = file->offset + red;
+		blkid = do_div(blkid, blksz);
 		free(data->file_buf);
 		data->file_buf = 0;
 
@@ -2171,7 +2118,7 @@ zfs_read(zfs_file_t file, char *buf, uint64_t len)
 		data->file_start = blkid * blksz;
 		data->file_end = data->file_start + blksz;
 
-		movesize = MIN(length, data->file_end - (int) file->offset - red);
+		movesize = min(length, data->file_end - (int)file->offset - red);
 
 		memmove(buf, data->file_buf + file->offset + red
 				- data->file_start, movesize);
@@ -2325,14 +2272,6 @@ zfs_ls(device_t device, const char *path,
 	struct zfs_data *data;
 	int err;
 	int isfs;
-#if 0
-	char *label = NULL;
-
-	zfs_label(device, &label);
-	if (label)
-		printf("ZPOOL label '%s'\n",
-			   label);
-#endif
 
 	data = zfs_mount(device);
 	if (!data)