Commit 0c2b5f7c authored by Steve French's avatar Steve French
Browse files

cifs: fix rsize/wsize to be negotiated values 



Also make sure these are displayed in /proc/mounts

Signed-off-by: default avatarSteve French <stfrench@microsoft.com>
Reviewed-by: default avatarRonnie Sahlberg <lsahlber@redhat.com>
parent 09a8361e

fs/cifs/cifsfs.c

+3 −6
Original line number Diff line number Diff line
@@ -621,11 +621,8 @@ cifs_show_options(struct seq_file *s, struct dentry *root) 
			   from_kgid_munged(&init_user_ns,

					    cifs_sb->ctx->backupgid));



	if (cifs_sb->ctx->got_rsize)

	seq_printf(s, ",rsize=%u", cifs_sb->ctx->rsize);

	if (cifs_sb->ctx->got_wsize)

	seq_printf(s, ",wsize=%u", cifs_sb->ctx->wsize);

	if (cifs_sb->ctx->got_bsize)

	seq_printf(s, ",bsize=%u", cifs_sb->ctx->bsize);

	if (tcon->ses->server->min_offload)

		seq_printf(s, ",esize=%u", tcon->ses->server->min_offload);

fs/cifs/connect.c

+6 −2
Original line number Diff line number Diff line
@@ -2859,10 +2859,14 @@ static int mount_get_conns(struct smb3_fs_context *ctx, struct cifs_sb_info *cif 


	/*

	 * Clamp the rsize/wsize mount arguments if they are too big for the server

	 * and set the rsize/wsize to the negotiated values if not passed in by

	 * the user on mount

	 */

	if (cifs_sb->ctx->wsize > server->ops->negotiate_wsize(tcon, ctx))

	if ((cifs_sb->ctx->wsize == 0) ||

	    (cifs_sb->ctx->wsize > server->ops->negotiate_wsize(tcon, ctx)))

		cifs_sb->ctx->wsize = server->ops->negotiate_wsize(tcon, ctx);

	if (cifs_sb->ctx->rsize > server->ops->negotiate_rsize(tcon, ctx))

	if ((cifs_sb->ctx->rsize == 0) ||

	    (cifs_sb->ctx->rsize > server->ops->negotiate_rsize(tcon, ctx)))

		cifs_sb->ctx->rsize = server->ops->negotiate_rsize(tcon, ctx);



	return 0;

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