From 14098cb51634c8678bf1548d6d1f19895edde914 Mon Sep 17 00:00:00 2001 From: Diego Nieto Cid Date: Mon, 16 Jun 2025 23:58:08 +0100 Subject: libpager: raise RLIMIT_AS if permissions allow us * libpager/demuxer.c(pager_start_workers): set current and max RLIMIT_AS to RLIM_INFINITY when the current user has access to the privileged host port. Message-ID: <20250616225815.844-2-dnietoc@gmail.com> --- libpager/demuxer.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/libpager/demuxer.c b/libpager/demuxer.c index 4c406602..4e3f5d1e 100644 --- a/libpager/demuxer.c +++ b/libpager/demuxer.c @@ -20,6 +20,9 @@ #include #include #include +#include +#include +#include #include "priv.h" #include "memory_object_S.h" @@ -316,9 +319,14 @@ pager_start_workers (struct port_bucket *pager_bucket, int i; pthread_t t; struct pager_requests *requests; + struct rlimit limits = { RLIM_INFINITY, RLIM_INFINITY }; assert_backtrace (out_requests != NULL); + /* Lift default address space limits if we are allowed */ + if (setrlimit (RLIMIT_AS, &limits) == -1 && errno != EPERM) + perror ("error lifting address space limits"); + requests = malloc (sizeof *requests); if (requests == NULL) { -- cgit v1.2.3