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authorPavel Shilovsky <pshilovsky@samba.org>2014-06-22 11:03:22 +0400
committerSteve French <smfrench@gmail.com>2014-08-02 01:23:02 -0500
commit7f6c50086a6f5bc0fee46548afc836070a439313 (patch)
treebe639b03971a6477c269a2c44860bbb0d3754400 /fs/cifs/smb2ops.c
parent66231a47965c551d3056d5104f8b06688065748c (diff)
downloadtalos-obmc-linux-7f6c50086a6f5bc0fee46548afc836070a439313.tar.gz
talos-obmc-linux-7f6c50086a6f5bc0fee46548afc836070a439313.zip
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 <spargaonkar@suse.com> Signed-off-by: Pavel Shilovsky <pshilovsky@samba.org> Signed-off-by: Steve French <smfrench@gmail.com>
Diffstat (limited to 'fs/cifs/smb2ops.c')
-rw-r--r--fs/cifs/smb2ops.c10
1 files changed, 10 insertions, 0 deletions
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 = {
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