For cache=loose mounts, set the default negative dentry cache retention time to 24 hours. Signed-off-by: Remi Pommarel --- fs/9p/v9fs.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c index f16517be7fc2..79b6a8b82779 100644 --- a/fs/9p/v9fs.c +++ b/fs/9p/v9fs.c @@ -24,6 +24,9 @@ #include "v9fs_vfs.h" #include "cache.h" +/* cache=loose default negative dentry retention time is 24hours */ +#define CACHE_LOOSE_NDENTRY_TIMEOUT_DEFAULT (24 * 60 * 60 * 1000) + static DEFINE_SPINLOCK(v9fs_sessionlist_lock); static LIST_HEAD(v9fs_sessionlist); struct kmem_cache *v9fs_inode_cache; @@ -437,6 +440,13 @@ static void v9fs_apply_options(struct v9fs_session_info *v9ses, v9ses->uid = ctx->session_opts.uid; v9ses->session_lock_timeout = ctx->session_opts.session_lock_timeout; v9ses->ndentry_timeout_ms = ctx->session_opts.ndentry_timeout_ms; + + /* If negative dentry timeout has not been overridden set default for + * cache=loose + */ + if (!(v9ses->flags & V9FS_NDENTRY_TIMEOUT_SET) && + (v9ses->cache & CACHE_LOOSE)) + v9ses->ndentry_timeout_ms = CACHE_LOOSE_NDENTRY_TIMEOUT_DEFAULT; } /** -- 2.52.0