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scoutfs: promote inode invalidation to function

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Hoist the per-inode invalidation up into a function because we're about
to add invalidating dentries in parent directories.   This should result
in no functional change.

Signed-off-by: Zach Brown <zab@versity.com>
This commit is contained in:
Zach Brown
2017-11-29 13:30:24 -08:00
committed by Mark Fasheh
parent e15eb13ec9
commit ea6aaa083c
1 changed files with 15 additions and 7 deletions
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22
kmod/src/lock.c
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@@ -163,6 +163,20 @@ static int put_task_ref(struct scoutfs_lock *lock, struct task_ref *ref)
return 1;
}
static void invalidate_inode(struct super_block *sb, u64 ino)
{
struct inode *inode;
inode = scoutfs_ilookup(sb, ino);
if (!inode)
return;
if (S_ISREG(inode->i_mode))
truncate_inode_pages(inode->i_mapping, 0);
iput(inode);
}
/*
* Invalidate caches on this because another node wants a lock
* with the a lock with the given mode and range. We always have to
@@ -174,7 +188,6 @@ static int invalidate_caches(struct super_block *sb, int mode,
{
struct scoutfs_key_buf *start = lock->start;
struct scoutfs_key_buf *end = lock->end;
struct inode *inode;
u64 ino, last;
int ret;
@@ -191,12 +204,7 @@ static int invalidate_caches(struct super_block *sb, int mode,
ino = le64_to_cpu(lock->lock_name.first);
last = ino + SCOUTFS_LOCK_INODE_GROUP_NR - 1;
while (ino <= last) {
inode = scoutfs_ilookup(lock->sb, ino);
if (inode && S_ISREG(inode->i_mode))
truncate_inode_pages(inode->i_mapping,
0);
iput(inode);
invalidate_inode(sb, ino);
ino++;
}
}