From: Stephen Smalley Date: Mon, 15 Mar 2010 14:42:11 +0000 (-0400) Subject: SELinux: Reduce max avtab size to avoid page allocation failures X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=77c160e7798b4141a0705c734397a9236bb0e726;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git SELinux: Reduce max avtab size to avoid page allocation failures Reduce MAX_AVTAB_HASH_BITS so that the avtab allocation is an order 2 allocation rather than an order 4 allocation on x86_64. This addresses reports of page allocation failures: http://marc.info/?l=selinux&m=126757230625867&w=2 https://bugzilla.redhat.com/show_bug.cgi?id=570433 Reported-by: Russell Coker Signed-off-by: Stephen D. Smalley Acked-by: Eric Paris Signed-off-by: James Morris --- diff --git a/security/selinux/ss/avtab.h b/security/selinux/ss/avtab.h index 8da6a8428086..cd4f734e2749 100644 --- a/security/selinux/ss/avtab.h +++ b/security/selinux/ss/avtab.h @@ -82,7 +82,7 @@ struct avtab_node *avtab_search_node_next(struct avtab_node *node, int specified void avtab_cache_init(void); void avtab_cache_destroy(void); -#define MAX_AVTAB_HASH_BITS 13 +#define MAX_AVTAB_HASH_BITS 11 #define MAX_AVTAB_HASH_BUCKETS (1 << MAX_AVTAB_HASH_BITS) #define MAX_AVTAB_HASH_MASK (MAX_AVTAB_HASH_BUCKETS-1) #define MAX_AVTAB_SIZE MAX_AVTAB_HASH_BUCKETS