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coredump: Add O_TRUNC to flags opening corefile

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Fujitsu: POSTK_DEBUG_TEMP_FIX_59
Change-Id: I36c89fa894dfc0cdd170781e8ca4aab6149d4928
This commit is contained in:
Ken Sato
2018-08-18 10:06:50 +09:00
committed by Masamichi Takagi
parent 57258e7f59
commit 38c08a6663
1 changed files with 0 additions and 4 deletions
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4
executer/kernel/mcctrl/syscall.c
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@ -2174,11 +2174,7 @@ static int writecore(ihk_os_t os, unsigned long rcoretable, int chunks) {
* dump routine of the Linux kernel in linux/fs/exec.c.
* So we have a legitimate reason to do this.
*/
#ifdef POSTK_DEBUG_TEMP_FIX_59 /* corefile open flag add O_TRUNC */
file = filp_open("core", O_CREAT | O_RDWR | O_LARGEFILE | O_TRUNC, 0600);
#else /* POSTK_DEBUG_TEMP_FIX_59 */
file = filp_open("core", O_CREAT | O_RDWR | O_LARGEFILE, 0600);
#endif /* POSTK_DEBUG_TEMP_FIX_59 */
if (IS_ERR(file) || !file->f_op) {
dprintk("cannot open core file\n");
error = PTR_ERR(file);