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authorMatthew Ahrens <[email protected]>2013-05-16 14:18:06 -0700
committerBrian Behlendorf <[email protected]>2013-11-05 12:14:48 -0800
commit498877baf5038b32c1531e5ec96b435023200f4d (patch)
tree741845c71f02bf2dca826e3a988c7125c8958117 /cmd
parent03c6040bee6c87a9413b7da41d9f580f79a8ab62 (diff)
Illumos #3112, #3113, #3114
3112 ztest does not honor ZFS_DEBUG 3113 ztest should use watchpoints to protect frozen arc bufs 3114 some leaked nvlists in zfsdev_ioctl Reviewed by: Adam Leventhal <[email protected]> Reviewed by: Matt Amdur <[email protected]> Reviewed by: George Wilson <[email protected]> Reviewed by: Christopher Siden <[email protected]> Approved by: Eric Schrock <[email protected]> References: https://www.illumos.org/issues/3112 https://www.illumos.org/issues/3113 https://www.illumos.org/issues/3114 illumos/illumos-gate@cd1c8b85eb30b568e9816221430c479ace7a559d The /proc/self/cmd watchpoint interface is specific to Solaris. Therefore, the #3113 implementation was reworked to use the more portable mprotect(2) system call. When the pages are watched they are marked read-only for protection. Any write to the protected address range immediately trigger a SIGSEGV. The pages are marked writable again when they are unwatched. Ported-by: Brian Behlendorf <[email protected]> Issue #1489
Diffstat (limited to 'cmd')
-rw-r--r--cmd/ztest/ztest.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/cmd/ztest/ztest.c b/cmd/ztest/ztest.c
index 7b09532c0..3b26f8d1e 100644
--- a/cmd/ztest/ztest.c
+++ b/cmd/ztest/ztest.c
@@ -6210,11 +6210,12 @@ main(int argc, char **argv)
(void) setvbuf(stdout, NULL, _IOLBF, 0);
+ dprintf_setup(&argc, argv);
+
ztest_fd_rand = open("/dev/urandom", O_RDONLY);
ASSERT3S(ztest_fd_rand, >=, 0);
if (!fd_data_str) {
- dprintf_setup(&argc, argv);
process_options(argc, argv);
setup_data_fd();