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Revert "scoutfs: add block visited bit"

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The radix allocator no longer uses the block visited bit because it
maintains its own much richer private per-block data stored off the priv
pointer.

Signed-off-by: Zach Brown <zab@versity.com>

This reverts commit 294b6d1f79e6d00ba60e26960c764d10c7f4b8a5.
This commit is contained in:
Zach Brown
2020-08-26 14:39:12 -07:00
committed by Zach Brown
parent 3a82090ab1
commit 0a47e8f936
2 changed files with 0 additions and 21 deletions
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kmod/src/block.c
-17
View File
@@ -68,7 +68,6 @@ enum {
BLOCK_BIT_PAGE_ALLOC, /* page (possibly high order) allocation */
BLOCK_BIT_VIRT, /* mapped virt allocation */
BLOCK_BIT_CRC_VALID, /* crc has been verified */
BLOCK_BIT_VISITED, /* used by callers to track blocks */
};
struct block_private {
@@ -130,22 +129,6 @@ bool scoutfs_block_valid_ref(struct super_block *sb,
hdr->blkno == blkno;
}
bool scoutfs_block_tas_visited(struct super_block *sb,
struct scoutfs_block *bl)
{
struct block_private *bp = BLOCK_PRIVATE(bl);
return test_bit(BLOCK_BIT_VISITED, &bp->bits) != 0;
}
void scoutfs_block_clear_visited(struct super_block *sb,
struct scoutfs_block *bl)
{
struct block_private *bp = BLOCK_PRIVATE(bl);
clear_bit(BLOCK_BIT_VISITED, &bp->bits);
}
static struct block_private *block_alloc(struct super_block *sb, u64 blkno)
{
struct block_private *bp;
kmod/src/block.h
-4
View File
@@ -18,10 +18,6 @@ bool scoutfs_block_valid_crc(struct scoutfs_block_header *hdr, u32 size);
bool scoutfs_block_valid_ref(struct super_block *sb,
struct scoutfs_block_header *hdr,
__le64 seq, __le64 blkno);
bool scoutfs_block_tas_visited(struct super_block *sb,
struct scoutfs_block *bl);
void scoutfs_block_clear_visited(struct super_block *sb,
struct scoutfs_block *bl);
struct scoutfs_block *scoutfs_block_create(struct super_block *sb, u64 blkno);
struct scoutfs_block *scoutfs_block_read(struct super_block *sb, u64 blkno);