Signed-off-by: Johannes Thumshirn <jthumshirn@xxxxxxx>
---
btrfs-sb-mod.c | 9 ++++++---
check/main.c | 2 +-
cmds/inspect-dump-super.c | 3 ++-
cmds/rescue-chunk-recover.c | 2 +-
convert/common.c | 3 ++-
disk-io.c | 12 ++++++------
disk-io.h | 2 +-
file-item.c | 2 +-
8 files changed, 20 insertions(+), 15 deletions(-)
diff --git a/btrfs-sb-mod.c b/btrfs-sb-mod.c
index 16a26f772494..932c2a0432ef 100644
--- a/btrfs-sb-mod.c
+++ b/btrfs-sb-mod.c
@@ -37,7 +37,8 @@ static int check_csum_superblock(void *sb)
u32 crc = ~(u32)0;
crc = btrfs_csum_data((char *)sb + BTRFS_CSUM_SIZE,
- crc, BTRFS_SUPER_INFO_SIZE - BTRFS_CSUM_SIZE);
+ (u8 *)&crc,
+ BTRFS_SUPER_INFO_SIZE - BTRFS_CSUM_SIZE);
btrfs_csum_final(crc, result);
return !memcmp(sb, &result, csum_size);
@@ -50,10 +51,12 @@ static void update_block_csum(void *block, int is_sb)
u32 crc = ~(u32)0;
if (is_sb) {
- crc = btrfs_csum_data((char *)block + BTRFS_CSUM_SIZE, crc,
+ crc = btrfs_csum_data((char *)block + BTRFS_CSUM_SIZE,
+ (u8 *)&crc,
BTRFS_SUPER_INFO_SIZE - BTRFS_CSUM_SIZE);
} else {
- crc = btrfs_csum_data((char *)block + BTRFS_CSUM_SIZE, crc,
+ crc = btrfs_csum_data((char *)block + BTRFS_CSUM_SIZE,
+ (u8 *)&crc,
BLOCKSIZE - BTRFS_CSUM_SIZE);
}
btrfs_csum_final(crc, result);
diff --git a/check/main.c b/check/main.c
index bb57933b83fc..92a7e40c1ebf 100644
--- a/check/main.c
+++ b/check/main.c
@@ -5622,7 +5622,7 @@ static int check_extent_csums(struct btrfs_root *root, u64 bytenr,
tmp = offset + data_checked;
csum = btrfs_csum_data((char *)data + tmp,
- csum, fs_info->sectorsize);
+ (u8 *)&csum, fs_info->sectorsize);
btrfs_csum_final(csum, (u8 *)&csum);
csum_offset = leaf_offset +
diff --git a/cmds/inspect-dump-super.c b/cmds/inspect-dump-super.c
index 65fb3506eac6..96ad3deca3d8 100644
--- a/cmds/inspect-dump-super.c
+++ b/cmds/inspect-dump-super.c
@@ -41,7 +41,8 @@ static int check_csum_sblock(void *sb, int csum_size)
u32 crc = ~(u32)0;
crc = btrfs_csum_data((char *)sb + BTRFS_CSUM_SIZE,
- crc, BTRFS_SUPER_INFO_SIZE - BTRFS_CSUM_SIZE);
+ (u8 *)&crc,
+ BTRFS_SUPER_INFO_SIZE - BTRFS_CSUM_SIZE);
btrfs_csum_final(crc, result);
return !memcmp(sb, &result, csum_size);
diff --git a/cmds/rescue-chunk-recover.c b/cmds/rescue-chunk-recover.c
index 1a368310d895..0fddb5dd8ead 100644
--- a/cmds/rescue-chunk-recover.c
+++ b/cmds/rescue-chunk-recover.c
@@ -1902,7 +1902,7 @@ static int check_one_csum(int fd, u64 start, u32 len, u32 tree_csum)
goto out;
}
ret = 0;
- csum_result = btrfs_csum_data(data, csum_result, len);
+ csum_result = btrfs_csum_data(data, (u8 *)&csum_result, len);
btrfs_csum_final(csum_result, (u8 *)&csum_result);
if (csum_result != tree_csum)
ret = 1;
diff --git a/convert/common.c b/convert/common.c
index f8bbb23cba89..ab8e6b9f4749 100644
--- a/convert/common.c
+++ b/convert/common.c
@@ -65,7 +65,8 @@ static inline int write_temp_super(int fd, struct btrfs_super_block *sb,
u32 crc = ~(u32)0;
int ret;
- crc = btrfs_csum_data((char *)sb + BTRFS_CSUM_SIZE, crc,
+ crc = btrfs_csum_data((char *)sb + BTRFS_CSUM_SIZE,
+ (u8 *)&crc,
BTRFS_SUPER_INFO_SIZE - BTRFS_CSUM_SIZE);
btrfs_csum_final(crc, &sb->csum[0]);
ret = pwrite(fd, sb, BTRFS_SUPER_INFO_SIZE, sb_bytenr);
diff --git a/disk-io.c b/disk-io.c
index a4995a628210..a0c37c569d58 100644
--- a/disk-io.c
+++ b/disk-io.c
@@ -138,9 +138,9 @@ static void print_tree_block_error(struct btrfs_fs_info *fs_info,
}
}
-u32 btrfs_csum_data(char *data, u32 seed, size_t len)
+u32 btrfs_csum_data(char *data, u8 *seed, size_t len)
{
- return crc32c(seed, data, len);
+ return crc32c(*(u32*)seed, data, len);
}
void btrfs_csum_final(u32 crc, u8 *result)
@@ -156,7 +156,7 @@ static int __csum_tree_block_size(struct extent_buffer *buf, u16 csum_size,
u32 crc = ~(u32)0;
len = buf->len - BTRFS_CSUM_SIZE;
- crc = btrfs_csum_data(buf->data + BTRFS_CSUM_SIZE, crc, len);
+ crc = btrfs_csum_data(buf->data + BTRFS_CSUM_SIZE, (u8 *)&crc, len);
btrfs_csum_final(crc, result);
if (verify) {
@@ -1376,7 +1376,7 @@ int btrfs_check_super(struct btrfs_super_block *sb, unsigned sbflags)
csum_size = btrfs_csum_sizes[csum_type];
crc = ~(u32)0;
- crc = btrfs_csum_data((char *)sb + BTRFS_CSUM_SIZE, crc,
+ crc = btrfs_csum_data((char *)sb + BTRFS_CSUM_SIZE, (u8 *)&crc,
BTRFS_SUPER_INFO_SIZE - BTRFS_CSUM_SIZE);
btrfs_csum_final(crc, result);
@@ -1631,7 +1631,7 @@ static int write_dev_supers(struct btrfs_fs_info *fs_info,
if (fs_info->super_bytenr != BTRFS_SUPER_INFO_OFFSET) {
btrfs_set_super_bytenr(sb, fs_info->super_bytenr);
crc = ~(u32)0;
- crc = btrfs_csum_data((char *)sb + BTRFS_CSUM_SIZE, crc,
+ crc = btrfs_csum_data((char *)sb + BTRFS_CSUM_SIZE, (u8 *)&crc,
BTRFS_SUPER_INFO_SIZE - BTRFS_CSUM_SIZE);
btrfs_csum_final(crc, &sb->csum[0]);
@@ -1667,7 +1667,7 @@ static int write_dev_supers(struct btrfs_fs_info *fs_info,
btrfs_set_super_bytenr(sb, bytenr);
crc = ~(u32)0;
- crc = btrfs_csum_data((char *)sb + BTRFS_CSUM_SIZE, crc,
+ crc = btrfs_csum_data((char *)sb + BTRFS_CSUM_SIZE, (u8 *)&crc,
BTRFS_SUPER_INFO_SIZE - BTRFS_CSUM_SIZE);
btrfs_csum_final(crc, &sb->csum[0]);
diff --git a/disk-io.h b/disk-io.h
index 394997ad72cb..92c87f28f8b2 100644
--- a/disk-io.h
+++ b/disk-io.h
@@ -186,7 +186,7 @@ int btrfs_free_fs_root(struct btrfs_root *root);
void btrfs_mark_buffer_dirty(struct extent_buffer *buf);
int btrfs_buffer_uptodate(struct extent_buffer *buf, u64 parent_transid);
int btrfs_set_buffer_uptodate(struct extent_buffer *buf);
-u32 btrfs_csum_data(char *data, u32 seed, size_t len);
+u32 btrfs_csum_data(char *data, u8 *seed, size_t len);
void btrfs_csum_final(u32 crc, u8 *result);
int btrfs_open_device(struct btrfs_device *dev);
diff --git a/file-item.c b/file-item.c
index 3bf48c68913d..5f6548e9a74f 100644
--- a/file-item.c
+++ b/file-item.c
@@ -312,7 +312,7 @@ csum:
item = (struct btrfs_csum_item *)((unsigned char *)item +
csum_offset * csum_size);
found:
- csum_result = btrfs_csum_data(data, csum_result, len);
+ csum_result = btrfs_csum_data(data, (u8 *)&csum_result, len);
btrfs_csum_final(csum_result, (u8 *)&csum_result);
if (csum_result == 0) {
printk("csum result is 0 for block %llu\n",
--
2.16.4
