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Date: Tue, 23 Jul 2013 17:59:28 +0800 From: Zheng Liu <gnehzuil.liu@...il.com> To: jon ernst <jonernst07@...il.com> Cc: linux-ext4@...r.kernel.org Subject: Re: [PATCH] ext4: fix a bug when we try to open a file with O_TMPFILE flag On Tue, Jul 23, 2013 at 07:51:41AM +0000, jon ernst wrote: > Hi Zheng, > > I updated my kernel code to this commit, built kernel and loaded this kernel. > I checked "uname -r", it is 3.11.0-rc1+ But when I run your test code, > I always got "O_TMPFILE" undeclared. > Could you please help, what could be wrong? (I included fcntl.h) Ah, actually I used the following program to hit the bug. Just for your information. Please let me know if you have any question. Regards, - Zheng #include <stdio.h> #include <stdlib.h> #include <string.h> #include <unistd.h> #include <sys/types.h> #include <fcntl.h> #define __O_TMPFILE 020000000 #define O_TMPFILE (__O_TMPFILE | O_DIRECTORY) int main(int argc, char *argv[]) { int fd; fd = open(argv[1], O_RDWR|O_TMPFILE); if (fd < 0) { perror("open "); return -1; } close(fd); return 0; } -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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