From mboxrd@z Thu Jan  1 00:00:00 1970
From: Fyodor Ustinov <ufm@ufm.su>
Subject: looks like a bug
Date: Tue, 19 Jul 2011 11:32:53 +0300
Message-ID: <4E254135.70603@ufm.su>
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To: ceph-devel@vger.kernel.org

Hi!

root@stb1:~/src# cat a.c
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <string.h>
#include <errno.h>


int main(void) {
int fd, rc;
char *s;
struct stat buf;

fd =3D open("/mnt/aaa",O_RDWR|O_CREAT|O_APPEND,0666);
if (fd =3D=3D -1) {
printf("Unable to open test file!\n");
exit(0);
}
rc =3D fstat(fd,&buf);
if (rc !=3D 0) {
s =3D strerror(errno);
printf("stat rc =3D=3D %d\nError =3D=3D '%s'\n",rc,s);
exit(0);
}
rc =3D write(fd, "kuku", 4);
if (rc =3D=3D -1) {
s =3D strerror(errno);
printf("write rc =3D=3D %d\nError =3D=3D '%s'\n",rc,s);
}

}

root@stb1:~/src# gcc a.c
a.c: In function =91main=92:
a.c:16:7: warning: incompatible implicit declaration of built-in=20
function =91exit=92
a.c:22:7: warning: incompatible implicit declaration of built-in=20
function =91exit=92
root@stb1:~/src# mount -t ceph 10.5.51.230:/ /mnt
root@stb1:~/src# ./a.out
write rc =3D=3D -1
Error =3D=3D 'Bad file descriptor'
root@stb1:~/src#
root@stb1:~/src# uname -a
Linux stb1 3.0.0-rc6-ufm #1 SMP Sun Jul 10 14:12:13 EEST 2011 x86_64=20
x86_64 x86_64 GNU/Linux
root@stb1:~/src#

=3D=3D=3D=3D=3D=3D=3D=3D=3D

P.S. In cfuse a.out just hang.

WBR,
=46yodor.

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