From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id C8399391838 for ; Mon, 20 Jul 2026 05:04:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784523852; cv=none; b=Y8ZUWp/n/EjrWOPppdruEhh7px+5EAJMyyO3JjY2n2nV2Xp66Ca2Prwz0q6GkVPX2boo2+Dqh2I2sq9Z0+79YZAK7TymT2dr+bCECjn/cwV0uTJgSqRD7oLTDUIZ8lcf8ErRAPZeG/USIi8o1cbGlb23J8VdnxenW3w7702n0ZE= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1784523852; c=relaxed/simple; bh=mg9HSy8buKlL/+ICMmP8SmerAN1vf0JM8syN5Bs5b90=; h=MIME-Version:References:In-Reply-To:From:Date:Message-ID:Subject: To:Cc:Content-Type; b=MnCZMyw6HXps1PVKEpFprSxzuVzJatz04eEtgK0qmbAqMmwOrBVBnb2G4DytJZSIolvKXM1hE2eMHpWtHYTAdamPAJdtrhEbfIi+/eu/jbHcfpEbdDRrdB0eGZYC6x/X6UsZX9yGuSuegsLiZf/cjQCBd5QzTNnTe/AFnNVlmAk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KcjaYYZo; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KcjaYYZo" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 753A91F00ACA for ; Mon, 20 Jul 2026 05:04:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1784523851; bh=7pT8l9PAc87qhwG2+e3OF8W0ehO72hAQueIiJI/zcPo=; h=References:In-Reply-To:From:Date:Subject:To:Cc; b=KcjaYYZotJjaqY8wVN0jI8aGhwiCM0BE6ZOFRcWjub+kdXnWlSdOSAR+1jZWO3sDc tTs9T8H3b7qhkKU4zGd+o9aUG2XcoC3i0gsYRbSt7wQ7G4tmcW3RuW72orRLGdxE3i di+rHarpKBQmVGzj2avQBWZgzQz53oQI/poJo1LPvEzysm8XeBux/VHOwmVnvFR+eH fXxEjUsg1yw7RjeoRS6fRpTAyL/1CBXzGDIZqi08tHWoQX+vauxgS40vrVlnT+3x+0 JzvB8/h6ZY8Ql3bPbQwOsLO6GJtOt/jJLzB2Dq+33/aq3KukL63CtSEQZUIHonqPDO GmiqPd5MAIKgg== Received: by mail-ed1-f52.google.com with SMTP id 4fb4d7f45d1cf-6983d3dae7aso5041394a12.0 for ; Sun, 19 Jul 2026 22:04:11 -0700 (PDT) X-Forwarded-Encrypted: i=1; AHgh+Rrbl48WZvluUYRSXRIvSQqVZqWfNUVmf1MZpSuCRO8+BF2jUpj5X2GZ2OaL/n3jCLxNwHtIN0YF3L5D0KM=@vger.kernel.org X-Gm-Message-State: AOJu0YzsDUTR4opVQVdFUviwKZ3XDp60ipHlDvlorL2uPvz7d4A/Ucbk iCx3USGI9S1iqaAHE5eJ+QbTK0J1jNUYxUPiCMK9YIP7XVG1Rk0D6bMGHk66P7Lv7Ll4d38cjSA cE3w8UtQIxSsOnLrOXvtYPTrgOEb9zkE= X-Received: by 2002:a17:907:d406:b0:c12:a556:6713 with SMTP id a640c23a62f3a-c1692493296mr747719266b.31.1784523850090; Sun, 19 Jul 2026 22:04:10 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: In-Reply-To: From: Namjae Jeon Date: Mon, 20 Jul 2026 14:03:58 +0900 X-Gmail-Original-Message-ID: X-Gm-Features: AUfX_mxJbT64FjeFsiM5fUmn_wwP78FPWeX-gb5IAVPvm0UEQOSmT_qcUXrmwl8 Message-ID: Subject: Re: [RFC PATCH v2 7/9] ksmbd: support security.xfstests EAs To: Ze Tan Cc: sfrench@samba.org, pc@manguebit.org, sprasad@microsoft.com, tom@talpey.comm, senozhatsky@chromium.org, chenxiaosong@chenxiaosong.com, linux-cifs@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" > diff --git a/fs/smb/server/smb2pdu.c b/fs/smb/server/smb2pdu.c > index 2159b45c80a6..da3d5c217577 100644 > --- a/fs/smb/server/smb2pdu.c > +++ b/fs/smb/server/smb2pdu.c > @@ -2650,11 +2650,21 @@ static bool ksmbd_is_security_capability_ea_name(const char *name, > !strncmp(name, XATTR_NAME_CAPS, name_len); > } > > +static bool ksmbd_is_security_xfstests_ea_name(const char *name, > + size_t name_len) > +{ > + return name_len == sizeof(XATTR_SECURITY_PREFIX "xfstests") - 1 && > + !strncmp(name, XATTR_SECURITY_PREFIX "xfstests", name_len); Is it appropriate to special-case an xfstests-only xattr name in ksmbd? Could the security namespace support be implemented using a general, well-defined policy instead? Thanks.