From 7f6c50086a6f5bc0fee46548afc836070a439313 Mon Sep 17 00:00:00 2001 From: Pavel Shilovsky Date: Sun, 22 Jun 2014 11:03:22 +0400 Subject: CIFS: Fix cifs_writev_requeue when wsize changes If wsize changes on reconnect we need to use new writedata structure that for retrying. Reviewed-by: Shirish Pargaonkar Signed-off-by: Pavel Shilovsky Signed-off-by: Steve French --- fs/cifs/smb2ops.c | 10 ++++++++++ 1 file changed, 10 insertions(+) (limited to 'fs/cifs/smb2ops.c') diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c index 787844bde384..e35ce5b3d88f 100644 --- a/fs/cifs/smb2ops.c +++ b/fs/cifs/smb2ops.c @@ -1104,6 +1104,13 @@ smb3_parse_lease_buf(void *buf, unsigned int *epoch) return le32_to_cpu(lc->lcontext.LeaseState); } +static unsigned int +smb2_wp_retry_size(struct inode *inode) +{ + return min_t(unsigned int, CIFS_SB(inode->i_sb)->wsize, + SMB2_MAX_BUFFER_SIZE); +} + struct smb_version_operations smb20_operations = { .compare_fids = smb2_compare_fids, .setup_request = smb2_setup_request, @@ -1177,6 +1184,7 @@ struct smb_version_operations smb20_operations = { .create_lease_buf = smb2_create_lease_buf, .parse_lease_buf = smb2_parse_lease_buf, .clone_range = smb2_clone_range, + .wp_retry_size = smb2_wp_retry_size, }; struct smb_version_operations smb21_operations = { @@ -1252,6 +1260,7 @@ struct smb_version_operations smb21_operations = { .create_lease_buf = smb2_create_lease_buf, .parse_lease_buf = smb2_parse_lease_buf, .clone_range = smb2_clone_range, + .wp_retry_size = smb2_wp_retry_size, }; struct smb_version_operations smb30_operations = { @@ -1330,6 +1339,7 @@ struct smb_version_operations smb30_operations = { .parse_lease_buf = smb3_parse_lease_buf, .clone_range = smb2_clone_range, .validate_negotiate = smb3_validate_negotiate, + .wp_retry_size = smb2_wp_retry_size, }; struct smb_version_values smb20_values = { -- cgit