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Thu, 23 Jan 2020 16:48:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1579798101; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/6hhKdd5wER88n8wPerK2QL2DEhmEsG6wHbFcRwpSLA=; b=Rkj6DmfJe5amqWdAR59z1G5gxKjuSg7QJRjp01qBfPaYkXyErsSc+QGBv4mwt8BviXfIg2 lOw3wbbjDtIPKrwHEivjuYEzbFPT3pcy+nKkPErZUeIKcHtn4LcsOnoR3qtJxjDDanxGV9 YimWAlFPbzVHa8LF18MwXKXby3DrXZM= From: "Dr. David Alan Gilbert (git)" To: qemu-devel@nongnu.org, stefanha@redhat.com Subject: [PULL 076/108] virtiofsd: support nanosecond resolution for file timestamp Date: Thu, 23 Jan 2020 16:45:58 +0000 Message-Id: <20200123164630.91498-77-dgilbert@redhat.com> In-Reply-To: <20200123164630.91498-1-dgilbert@redhat.com> References: <20200123164630.91498-1-dgilbert@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.84 on 10.5.11.23 X-MC-Unique: UvMTa0R_MyCtE1W5i8DXtQ-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Received-From: 205.139.110.120 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: pass (identity @redhat.com) Content-Type: text/plain; charset="utf-8" From: Jiufei Xue Define HAVE_STRUCT_STAT_ST_ATIM to 1 if `st_atim' is member of `struct stat' which means support nanosecond resolution for the file timestamp fields. Signed-off-by: Jiufei Xue Reviewed-by: Daniel P. Berrang=C3=A9 Signed-off-by: Dr. David Alan Gilbert --- configure | 16 ++++++++++++++++ tools/virtiofsd/fuse_misc.h | 1 + 2 files changed, 17 insertions(+) diff --git a/configure b/configure index d91eab4d65..6ab028dd0d 100755 --- a/configure +++ b/configure @@ -5197,6 +5197,19 @@ if compile_prog "" "" ; then strchrnul=3Dyes fi =20 +######################################### +# check if we have st_atim + +st_atim=3Dno +cat > $TMPC << EOF +#include +#include +int main(void) { return offsetof(struct stat, st_atim); } +EOF +if compile_prog "" "" ; then + st_atim=3Dyes +fi + ########################################## # check if trace backend exists =20 @@ -6895,6 +6908,9 @@ fi if test "$strchrnul" =3D "yes" ; then echo "HAVE_STRCHRNUL=3Dy" >> $config_host_mak fi +if test "$st_atim" =3D "yes" ; then + echo "HAVE_STRUCT_STAT_ST_ATIM=3Dy" >> $config_host_mak +fi if test "$byteswap_h" =3D "yes" ; then echo "CONFIG_BYTESWAP_H=3Dy" >> $config_host_mak fi diff --git a/tools/virtiofsd/fuse_misc.h b/tools/virtiofsd/fuse_misc.h index f252baa752..5c618ce21f 100644 --- a/tools/virtiofsd/fuse_misc.h +++ b/tools/virtiofsd/fuse_misc.h @@ -7,6 +7,7 @@ */ =20 #include +#include "config-host.h" =20 /* * Versioned symbols cannot be used in some cases because it --=20 2.24.1