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v5.15.1

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This commit is contained in:
Sorgelig
2021-11-07 20:12:39 +08:00
parent b6f2ca1c4d
commit aba1ef4c11
10610 changed files with 600603 additions and 270114 deletions
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21
include/linux/backing-dev.h
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@@ -143,7 +143,7 @@ static inline struct backing_dev_info *inode_to_bdi(struct inode *inode)
sb = inode->i_sb;
#ifdef CONFIG_BLOCK
if (sb_is_blkdev_sb(sb))
return I_BDEV(inode)->bd_bdi;
return I_BDEV(inode)->bd_disk->bdi;
#endif
return sb->s_bdi;
}
@@ -288,6 +288,17 @@ static inline struct bdi_writeback *inode_to_wb(const struct inode *inode)
return inode->i_wb;
}
static inline struct bdi_writeback *inode_to_wb_wbc(
struct inode *inode,
struct writeback_control *wbc)
{
/*
* If wbc does not have inode attached, it means cgroup writeback was
* disabled when wbc started. Just use the default wb in that case.
*/
return wbc->wb ? wbc->wb : &inode_to_bdi(inode)->wb;
}
/**
* unlocked_inode_to_wb_begin - begin unlocked inode wb access transaction
* @inode: target inode
@@ -366,6 +377,14 @@ static inline struct bdi_writeback *inode_to_wb(struct inode *inode)
return &inode_to_bdi(inode)->wb;
}
static inline struct bdi_writeback *inode_to_wb_wbc(
struct inode *inode,
struct writeback_control *wbc)
{
return inode_to_wb(inode);
}
static inline struct bdi_writeback *
unlocked_inode_to_wb_begin(struct inode *inode, struct wb_lock_cookie *cookie)
{