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Commit 954683a2 authored by Andrew Morton's avatar Andrew Morton Committed by Ingo Molnar
Browse files

x86: PIE executable randomization, uninlining 



Cc: "Luck, Tony" <tony.luck@intel.com>
Cc: Arjan van de Ven <arjan@infradead.org>
Cc: Jakub Jelinek <jakub@redhat.com>
Cc: Jiri Kosina <jkosina@suse.cz>
Cc: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Cc: Roland McGrath <roland@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarIngo Molnar <mingo@elte.hu>
Signed-off-by: default avatarThomas Gleixner <tglx@linutronix.de>
parent bb1ad820

arch/x86/mm/mmap_64.c

+3 −3
Original line number Diff line number Diff line
@@ -42,7 +42,7 @@ 
#define MIN_GAP (128*1024*1024)

#define MAX_GAP (TASK_SIZE/6*5)



static inline unsigned long mmap_base(void)

static unsigned long mmap_base(void)

{

	unsigned long gap = current->signal->rlim[RLIMIT_STACK].rlim_cur;
@@ -54,7 +54,7 @@ static inline unsigned long mmap_base(void) 
	return TASK_SIZE - (gap & PAGE_MASK);

}



static inline int mmap_is_32(void)

static int mmap_is_32(void)

{

#ifdef CONFIG_IA32_EMULATION

	if (test_thread_flag(TIF_IA32))
@@ -63,7 +63,7 @@ static inline int mmap_is_32(void) 
	return 0;

}



static inline int mmap_is_legacy(void)

static int mmap_is_legacy(void)

{

	if (current->personality & ADDR_COMPAT_LAYOUT)

		return 1;