From b823fd9ba56d56e3cbb5b05e7a4815fb0914204a Mon Sep 17 00:00:00 2001 From: Albert ARIBAUD Date: Tue, 9 Oct 2012 09:28:15 +0000 Subject: ARM: prevent misaligned array inits Under option -munaligned-access, gcc can perform local char or 16-bit array initializations using misaligned native accesses which will throw a data abort exception. Fix files where these array initializations were unneeded, and for files known to contain such initializations, enforce gcc option -mno-unaligned-access. Signed-off-by: Albert ARIBAUD [trini: Switch to usign call cc-option for -mno-unaligned-access as Albert had done previously as that's really correct] Signed-off-by: Tom Rini --- arch/arm/lib/interrupts.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/arm/lib') diff --git a/arch/arm/lib/interrupts.c b/arch/arm/lib/interrupts.c index 74ff5ce..02124a7 100644 --- a/arch/arm/lib/interrupts.c +++ b/arch/arm/lib/interrupts.c @@ -169,7 +169,7 @@ void do_prefetch_abort (struct pt_regs *pt_regs) void do_data_abort (struct pt_regs *pt_regs) { - printf ("data abort\n"); + printf ("data abort\n\n MAYBE you should read doc/README.arm-unaligned-accesses\n\n"); show_regs (pt_regs); bad_mode (); } -- cgit v1.1