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From 1744329bcba4a3e1a82cec3b1a34b3fbf0a9d7cf Mon Sep 17 00:00:00 2001
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From: "Dr. David Alan Gilbert" <dgilbert@redhat.com>
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Date: Mon, 27 Jan 2020 19:01:54 +0100
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Subject: [PATCH 083/116] virtiofsd: support nanosecond resolution for file
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timestamp
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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RH-Author: Dr. David Alan Gilbert <dgilbert@redhat.com>
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Message-id: <20200127190227.40942-80-dgilbert@redhat.com>
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Patchwork-id: 93535
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O-Subject: [RHEL-AV-8.2 qemu-kvm PATCH 079/112] virtiofsd: support nanosecond resolution for file timestamp
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Bugzilla: 1694164
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RH-Acked-by: Philippe Mathieu-Daudé <philmd@redhat.com>
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RH-Acked-by: Stefan Hajnoczi <stefanha@redhat.com>
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RH-Acked-by: Sergio Lopez Pascual <slp@redhat.com>
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From: Jiufei Xue <jiufei.xue@linux.alibaba.com>
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Define HAVE_STRUCT_STAT_ST_ATIM to 1 if `st_atim' is member of `struct
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stat' which means support nanosecond resolution for the file timestamp
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fields.
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Signed-off-by: Jiufei Xue <jiufei.xue@linux.alibaba.com>
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Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
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Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
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(cherry picked from commit 8a792b034d4b315251fd842bb4c73a133aa1368f)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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configure | 16 ++++++++++++++++
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tools/virtiofsd/fuse_misc.h | 1 +
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2 files changed, 17 insertions(+)
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diff --git a/configure b/configure
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index 7831618..5120c14 100755
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--- a/configure
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+++ b/configure
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@@ -5218,6 +5218,19 @@ if compile_prog "" "" ; then
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strchrnul=yes
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fi
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+#########################################
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+# check if we have st_atim
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+
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+st_atim=no
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+cat > $TMPC << EOF
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+#include <sys/stat.h>
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+#include <stddef.h>
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+int main(void) { return offsetof(struct stat, st_atim); }
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+EOF
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+if compile_prog "" "" ; then
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+ st_atim=yes
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+fi
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+
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##########################################
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# check if trace backend exists
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@@ -6919,6 +6932,9 @@ fi
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if test "$strchrnul" = "yes" ; then
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echo "HAVE_STRCHRNUL=y" >> $config_host_mak
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fi
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+if test "$st_atim" = "yes" ; then
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+ echo "HAVE_STRUCT_STAT_ST_ATIM=y" >> $config_host_mak
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+fi
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if test "$byteswap_h" = "yes" ; then
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echo "CONFIG_BYTESWAP_H=y" >> $config_host_mak
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fi
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diff --git a/tools/virtiofsd/fuse_misc.h b/tools/virtiofsd/fuse_misc.h
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index f252baa..5c618ce 100644
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--- a/tools/virtiofsd/fuse_misc.h
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+++ b/tools/virtiofsd/fuse_misc.h
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@@ -7,6 +7,7 @@
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*/
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#include <pthread.h>
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+#include "config-host.h"
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/*
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* Versioned symbols cannot be used in some cases because it
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--
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1.8.3.1
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