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RIP bd_inode

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v6.9-rc4-29-g203c1ce0bb06 removes bd_inode. The canonical replacement is
bd_mapping->host, where applicable. We have one use where we directly
need the mapping instead of the inode, as well.

Signed-off-by: Auke Kok <auke.kok@versity.com>
This commit is contained in:
Auke Kok
2026-08-06 14:39:53 -07:00
parent f84bfcf4b1
commit ae7ae9054b
5 changed files with 21 additions and 5 deletions
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kmod/src/Makefile.kernelcompat
+8
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@@ -246,6 +246,14 @@ ifneq (,$(shell grep -s 'define __LINUX_UNALIGNED_H' include/linux/unaligned.h))
ccflags-y += -DKC_HAVE__LINUX_UNALIGNED_H
endif
#
# v6.9-rc4-29-g203c1ce0bb06
#
# RIP bd_inode. (note, struct moved between headers!)
ifneq (,$(shell grep -s 'struct inode.*bd_inode' include/linux/blk_types.h include/linux/fs.h))
ccflags-y += -DKC_HAVE_BD_INODE
endif
#
# v6.15-13744-g41cb08555c41
#
kmod/src/alloc.c
+2 -2
View File
@@ -309,14 +309,14 @@ static bool invalid_extent(u64 start, u64 end, u64 first, u64 last)
static bool invalid_meta_blkno(struct super_block *sb, u64 blkno)
{
struct scoutfs_sb_info *sbi = SCOUTFS_SB(sb);
u64 last_meta = (i_size_read(sbi->meta_bdev->bd_inode) >> SCOUTFS_BLOCK_LG_SHIFT) - 1;
u64 last_meta = (i_size_read(KC_BDEV_INODE(sbi->meta_bdev)) >> SCOUTFS_BLOCK_LG_SHIFT) - 1;
return invalid_extent(blkno, blkno, SCOUTFS_META_DEV_START_BLKNO, last_meta);
}
static bool invalid_data_extent(struct super_block *sb, u64 start, u64 len)
{
u64 last_data = (i_size_read(sb->s_bdev->bd_inode) >> SCOUTFS_BLOCK_SM_SHIFT) - 1;
u64 last_data = (i_size_read(KC_BDEV_INODE(sb->s_bdev)) >> SCOUTFS_BLOCK_SM_SHIFT) - 1;
return invalid_extent(start, start + len - 1, SCOUTFS_DATA_DEV_START_BLKNO, last_data);
}
kmod/src/kernelcompat.h
+8
View File
@@ -306,6 +306,14 @@ static inline long inode_get_atime_nsec(const struct inode *inode)
}
#endif
#ifdef KC_HAVE_BD_INODE
#define KC_BDEV_INODE(b) (b)->bd_inode
#define KC_BDEV_MAPPING(b) (b)->bd_inode->i_mapping
#else
#define KC_BDEV_INODE(b) (b)->bd_mapping->host
#define KC_BDEV_MAPPING(b) (b)->bd_mapping
#endif
#ifndef KC_TIMER_CONTAINER_OF
#define timer_container_of(var, callback_timer, timer_fieldname) \
from_timer(var, callback_timer, timer_fieldname)
kmod/src/server.c
+1 -1
View File
@@ -3475,7 +3475,7 @@ out:
static u64 device_blocks(struct block_device *bdev, int shift)
{
return i_size_read(bdev->bd_inode) >> shift;
return i_size_read(KC_BDEV_INODE(bdev)) >> shift;
}
static int server_resize_devices(struct super_block *sb, struct scoutfs_net_connection *conn,
kmod/src/super.c
+2 -2
View File
@@ -283,7 +283,7 @@ int scoutfs_write_super(struct super_block *sb,
static bool small_bdev(struct super_block *sb, char *which, u64 blocks,
struct block_device *bdev, int shift)
{
u64 size = (u64)i_size_read(bdev->bd_inode);
u64 size = (u64)i_size_read(KC_BDEV_INODE(bdev));
u64 count = size >> shift;
if (blocks > count) {
@@ -508,7 +508,7 @@ static int scoutfs_fill_super(struct super_block *sb, void *data, int silent)
sb->s_time_gran = 1;
/* btree blocks use long lived bh->b_data refs */
mapping_set_gfp_mask(sb->s_bdev->bd_inode->i_mapping, GFP_NOFS);
mapping_set_gfp_mask(KC_BDEV_MAPPING(sb->s_bdev), GFP_NOFS);
sbi = kzalloc(sizeof(struct scoutfs_sb_info), GFP_KERNEL);
sb->s_fs_info = sbi;