From: Sage Weil <sage@inktank.com>
Date: Fri, 27 Dec 2013 05:33:39 +0000 (-0800)
Subject: Merge pull request #837 from ceph/port/fallocate
X-Git-Tag: v0.75~30
X-Git-Url: http://git-server-git.apps.pok.os.sepia.ceph.com/?a=commitdiff_plain;h=b8fb366eab2c7fff27732087f250b0eb1ab7dd79;p=ceph.git

Merge pull request #837 from ceph/port/fallocate

FileJournal: zero-fill in-lieu of posix_fallocate

We may want to change that to a #warning later...

Reviewed-by: Sage Weil <sage@inktank.com>
---

b8fb366eab2c7fff27732087f250b0eb1ab7dd79
diff --cc configure.ac
index c76bd12d45dd,ccb48103a72e..3520acf12132
--- a/configure.ac
+++ b/configure.ac
@@@ -615,33 -539,9 +615,34 @@@ AC_CHECK_FUNC([fallocate]
  	[AC_DEFINE([CEPH_HAVE_FALLOCATE], [], [fallocate(2) is supported])],
  	[])
  
 +#
 +# Test for time-related `struct stat` members.
 +#
 +
 +AC_CHECK_MEMBER([struct stat.st_mtim.tv_nsec],
 +  [AC_DEFINE(HAVE_STAT_ST_MTIM_TV_NSEC, 1,
 +    [Define if you have struct stat.st_mtim.tv_nsec])])
 +
 +AC_CHECK_MEMBER([struct stat.st_mtimespec.tv_nsec],
 +  [AC_DEFINE(HAVE_STAT_ST_MTIMESPEC_TV_NSEC, 1,
 +    [Define if you have struct stat.st_mtimespec.tv_nsec])])
 +
 +# splice/tee
 +AC_CHECK_FUNC([splice],
 +	[AC_DEFINE([CEPH_HAVE_SPLICE], [], [splice(2) is supported])],
 +	[])
 +
 +
 +AC_CHECK_HEADERS([arpa/nameser_compat.h])
 +
 +AC_COMPILE_IFELSE([AC_LANG_SOURCE([[#include <fcntl.h>
 +F_SETPIPE_SZ]])],
 +	[AC_DEFINE([CEPH_HAVE_SETPIPE_SZ], [], [F_SETPIPE_SZ is supported])],
 +	[AC_MSG_NOTICE(["F_SETPIPE_SZ not found, zero-copy may be less efficent"])])
 +
  
  AC_CHECK_HEADERS([arpa/nameser_compat.h])
+ AC_CHECK_FUNCS([posix_fallocate])
  AC_CHECK_HEADERS([sys/prctl.h])
  AC_CHECK_FUNCS([prctl])
  AC_CHECK_FUNCS([pipe2])