3  *  linux/arch/arm/mm/alignment.c
7  *  Thumb alignment fault fixups (c) 2004 MontaVista Software, Inc.
33  * /proc/sys/debug/alignment, modified and integrated into
87 core_param(alignment, ai_usermode, int, 0600);
106 	 * Ignoring the alignment fault is not an option on these  in safe_usermode()
114 			pr_warn("alignment: ignoring faults is unsafe on this CPU.  Defaulting to fixup mode.\n");  in safe_usermode()
487  * LDM/STM alignment handler.
529 	 * For alignment faults on the ARM922T/ARM920T the MMU  makes  in do_alignment_ldmstm()
533 	 * [ls]dm alignment faults are noisy!  in do_alignment_ldmstm()
587 	pr_err("Alignment trap: not handling ldm with s-bit set\n");  in do_alignment_ldmstm()
593  * we can reuse ARM userland alignment fault fixups for Thumb.
706  * handlable by ARM alignment handler, also find the corresponding handler,
707  * so that we can reuse ARM userland alignment fault fixups for Thumb.
953 	pr_err("Alignment trap: not handling swp instruction\n");  in do_alignment()
959 	pr_err("Alignment trap: not handling instruction "  in do_alignment()
970 		printk("Alignment trap: %s (%d) PC=0x%08lx Instr=0x%0*x "  in do_alignment()
984 		 * We're about to disable the alignment trap and return to  in do_alignment()
988 		 * the alignment trap won't be re-enabled in that case as it  in do_alignment()
992 		 * entry-common.S) and disable the alignment trap only if  in do_alignment()
1014  * We now locate it in /proc/cpu/alignment instead.
1021 	res = proc_create("cpu/alignment", S_IWUSR | S_IRUGO, NULL,  in alignment_init()
1035 			"alignment exception");  in alignment_init()
1039 	 * fault, not as alignment error.  in alignment_init()
1046 				"alignment exception");  in alignment_init()