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author | Al Viro <viro@zeniv.linux.org.uk> | 2015-11-17 10:20:54 -0500 |
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committer | Al Viro <viro@zeniv.linux.org.uk> | 2015-12-08 22:41:54 -0500 |
commit | 6b2553918d8b4e6de9853fd6315bec7271a2e592 (patch) | |
tree | 85540dcb0dc0de3d67c68d0aa7b17058f4e96539 /fs/affs | |
parent | 21fc61c73c3903c4c312d0802da01ec2b323d174 (diff) | |
download | op-kernel-dev-6b2553918d8b4e6de9853fd6315bec7271a2e592.zip op-kernel-dev-6b2553918d8b4e6de9853fd6315bec7271a2e592.tar.gz |
replace ->follow_link() with new method that could stay in RCU mode
new method: ->get_link(); replacement of ->follow_link(). The differences
are:
* inode and dentry are passed separately
* might be called both in RCU and non-RCU mode;
the former is indicated by passing it a NULL dentry.
* when called that way it isn't allowed to block
and should return ERR_PTR(-ECHILD) if it needs to be called
in non-RCU mode.
It's a flagday change - the old method is gone, all in-tree instances
converted. Conversion isn't hard; said that, so far very few instances
do not immediately bail out when called in RCU mode. That'll change
in the next commits.
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/affs')
-rw-r--r-- | fs/affs/symlink.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/affs/symlink.c b/fs/affs/symlink.c index e3f9dc3..39d1194 100644 --- a/fs/affs/symlink.c +++ b/fs/affs/symlink.c @@ -20,7 +20,7 @@ static int affs_symlink_readpage(struct file *file, struct page *page) char c; char lc; - pr_debug("follow_link(ino=%lu)\n", inode->i_ino); + pr_debug("get_link(ino=%lu)\n", inode->i_ino); bh = affs_bread(inode->i_sb, inode->i_ino); if (!bh) @@ -71,7 +71,7 @@ const struct address_space_operations affs_symlink_aops = { const struct inode_operations affs_symlink_inode_operations = { .readlink = generic_readlink, - .follow_link = page_follow_link_light, + .get_link = page_get_link, .put_link = page_put_link, .setattr = affs_notify_change, }; |