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author | gjb <gjb@FreeBSD.org> | 2014-06-27 22:05:21 +0000 |
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committer | gjb <gjb@FreeBSD.org> | 2014-06-27 22:05:21 +0000 |
commit | fc21f40567ac7485e9e987cf5a539bd0d11c7155 (patch) | |
tree | fce5301b062a855bc68b9cb76c6b5966c5a2acbe /sys/vm/redzone.c | |
parent | 2f456747e010bfa5a9dd3498aa5650e0ade39f22 (diff) | |
download | FreeBSD-src-fc21f40567ac7485e9e987cf5a539bd0d11c7155.zip FreeBSD-src-fc21f40567ac7485e9e987cf5a539bd0d11c7155.tar.gz |
Revert r267961, r267973:
These changes prevent sysctl(8) from returning proper output,
such as:
1) no output from sysctl(8)
2) erroneously returning ENOMEM with tools like truss(1)
or uname(1)
truss: can not get etype: Cannot allocate memory
Diffstat (limited to 'sys/vm/redzone.c')
-rw-r--r-- | sys/vm/redzone.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sys/vm/redzone.c b/sys/vm/redzone.c index a66a793..e4b5f6c 100644 --- a/sys/vm/redzone.c +++ b/sys/vm/redzone.c @@ -41,7 +41,8 @@ static u_long redzone_extra_mem = 0; SYSCTL_ULONG(_vm_redzone, OID_AUTO, extra_mem, CTLFLAG_RD, &redzone_extra_mem, 0, "Extra memory allocated by redzone"); static int redzone_panic = 0; -SYSCTL_INT(_vm_redzone, OID_AUTO, panic, CTLFLAG_RWTUN, &redzone_panic, 0, +TUNABLE_INT("vm.redzone.panic", &redzone_panic); +SYSCTL_INT(_vm_redzone, OID_AUTO, panic, CTLFLAG_RW, &redzone_panic, 0, "Panic when buffer corruption is detected"); #define REDZONE_CHSIZE (16) |