svn commit: r286223 - head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs
Steven Hartland
smh at FreeBSD.org
Mon Aug 3 09:34:11 UTC 2015
Author: smh
Date: Mon Aug 3 09:34:09 2015
New Revision: 286223
URL: https://svnweb.freebsd.org/changeset/base/286223
Log:
Fix KSTACK_PAGES check in ZFS module
The check introduced by r285946 failed to add the dependency on
opt_kstack_pages.h which meant the default value for the platform instead
of the customised options KSTACK_PAGES=X was being tested.
Also wrap in #ifdef __FreeBSD__ for portability.
MFC after: 3 days
Sponsored by: Multiplay
Modified:
head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c
Modified: head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c
==============================================================================
--- head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c Mon Aug 3 08:04:31 2015 (r286222)
+++ head/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/zfs_ioctl.c Mon Aug 3 09:34:09 2015 (r286223)
@@ -132,6 +132,9 @@
* distinguish between the operation failing, and
* deserialization failing.
*/
+#ifdef __FreeBSD__
+#include "opt_kstack_pages.h"
+#endif
#include <sys/types.h>
#include <sys/param.h>
@@ -6491,18 +6494,22 @@ static void zfs_shutdown(void *, int);
static eventhandler_tag zfs_shutdown_event_tag;
+#ifdef __FreeBSD__
#define ZFS_MIN_KSTACK_PAGES 4
+#endif
int
zfs__init(void)
{
+#ifdef __FreeBSD__
#if KSTACK_PAGES < ZFS_MIN_KSTACK_PAGES
printf("ZFS NOTICE: KSTACK_PAGES is %d which could result in stack "
"overflow panic!\nPlease consider adding "
"'options KSTACK_PAGES=%d' to your kernel config\n", KSTACK_PAGES,
ZFS_MIN_KSTACK_PAGES);
#endif
+#endif
zfs_root_token = root_mount_hold("ZFS");
mutex_init(&zfs_share_lock, NULL, MUTEX_DEFAULT, NULL);
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