We have previously raised the size of the 'pollarray' once (32 -> 256)
and I have had another request to make it bigger.
Rather than changing the hard-coded value, make it depend on
RLIMIT_NOFILE. This is an upper limit on the size of the array
that can be passed to poll() anyway.
Signed-off-by: NeilBrown <neilb@xxxxxxx>
---
utils/gssd/gssd_proc.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/utils/gssd/gssd_proc.c b/utils/gssd/gssd_proc.c
index 425b582..e32b2f0 100644
--- a/utils/gssd/gssd_proc.c
+++ b/utils/gssd/gssd_proc.c
@@ -52,6 +52,7 @@
#include <sys/socket.h>
#include <arpa/inet.h>
#include <sys/fsuid.h>
+#include <sys/resource.h>
#include <stdio.h>
#include <stdlib.h>
@@ -483,9 +484,13 @@ fail_keep_client:
void
init_client_list(void)
{
+ struct rlimit rlim;
TAILQ_INIT(&clnt_list);
/* Eventually plan to grow/shrink poll array: */
pollsize = FD_ALLOC_BLOCK;
+ if (getrlimit(RLIMIT_NOFILE, &rlim) < 0 &&
+ rlim.rlim_cur != RLIM_INFINITY)
+ pollsize = rlim.rlim_cur;
pollarray = calloc(pollsize, sizeof(struct pollfd));
}
--
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