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authorHyunchul Lee <hyc.lee@gmail.com>2021-10-07 16:26:58 +0900
committerSteve French <stfrench@microsoft.com>2021-10-13 23:37:19 -0500
commitbf8acc9e10e21c28452dfa067a7d31e6067104b1 (patch)
treee1b7e8d3fdd4a7382f85277c7ae354bce1f5689a /fs/ksmbd/connection.c
parentf7db8fd03a4bc5baf70ccf8978fe17cb54368b97 (diff)
downloadlinux-bf8acc9e10e21c28452dfa067a7d31e6067104b1.tar.bz2
ksmbd: improve credits management
* Requests except READ, WRITE, IOCTL, INFO, QUERY DIRECOTRY, CANCEL must consume one credit. * If client's granted credits are insufficient, refuse to handle requests. * Windows server 2016 or later grant up to 8192 credits to clients at once. Acked-by: Namjae Jeon <linkinjeon@kernel.org> Signed-off-by: Hyunchul Lee <hyc.lee@gmail.com> Signed-off-by: Steve French <stfrench@microsoft.com>
Diffstat (limited to 'fs/ksmbd/connection.c')
-rw-r--r--fs/ksmbd/connection.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/ksmbd/connection.c b/fs/ksmbd/connection.c
index 48b18b4ec117..b57a0d8a392f 100644
--- a/fs/ksmbd/connection.c
+++ b/fs/ksmbd/connection.c
@@ -61,6 +61,8 @@ struct ksmbd_conn *ksmbd_conn_alloc(void)
conn->local_nls = load_nls_default();
atomic_set(&conn->req_running, 0);
atomic_set(&conn->r_count, 0);
+ conn->total_credits = 1;
+
init_waitqueue_head(&conn->req_running_q);
INIT_LIST_HEAD(&conn->conns_list);
INIT_LIST_HEAD(&conn->sessions);