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authorGreg Kurz <gkurz@linux.vnet.ibm.com>2020-09-23 22:11:44 +0800
committerDominique Martinet <asmadeus@codewreck.org>2020-11-03 09:29:46 +0100
commit987a64850996db22bbcf2c1d0a051446a343fa2c (patch)
tree70596e685ff828cc5225956c3426d5f559eb5f28 /fs/9p/vfs_file.c
parent154372e67d4053e56591245eb413686621941333 (diff)
fs/9p: track open fids
This patch adds accounting of open fids in a list hanging off the i_private field of the corresponding inode. This allows faster lookups compared to searching the full 9p client list. The lookup code is modified accordingly. Link: http://lkml.kernel.org/r/20200923141146.90046-3-jianyong.wu@arm.com Signed-off-by: Greg Kurz <gkurz@linux.vnet.ibm.com> Signed-off-by: Jianyong Wu <jianyong.wu@arm.com> Signed-off-by: Dominique Martinet <asmadeus@codewreck.org>
Diffstat (limited to 'fs/9p/vfs_file.c')
-rw-r--r--fs/9p/vfs_file.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index b177fd3b1eb3..b0ef225cecd0 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -96,6 +96,7 @@ int v9fs_file_open(struct inode *inode, struct file *file)
mutex_unlock(&v9inode->v_mutex);
if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE)
v9fs_cache_inode_set_cookie(inode, file);
+ v9fs_open_fid_add(inode, fid);
return 0;
out_error:
p9_client_clunk(file->private_data);