diff options
Diffstat (limited to 'crypto/openssh/sshd.c')
-rw-r--r-- | crypto/openssh/sshd.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/crypto/openssh/sshd.c b/crypto/openssh/sshd.c index 249e20f..422f0cb 100644 --- a/crypto/openssh/sshd.c +++ b/crypto/openssh/sshd.c @@ -47,6 +47,7 @@ __RCSID("$FreeBSD$"); #include <sys/types.h> #include <sys/ioctl.h> +#include <sys/mman.h> #include <sys/socket.h> #ifdef HAVE_SYS_STAT_H # include <sys/stat.h> @@ -1293,6 +1294,10 @@ main(int ac, char **av) /* Initialize configuration options to their default values. */ initialize_server_options(&options); + /* Avoid killing the process in high-pressure swapping environments. */ + if (madvise(NULL, 0, MADV_PROTECT) != 0) + debug("madvise(): %.200s", strerror(errno)); + /* Parse command-line arguments. */ while ((opt = getopt(ac, av, "f:p:b:k:h:g:u:o:C:dDeiqrtQRT46")) != -1) { switch (opt) { |