arch/sh/mm/extable_32.c

Source file repositories/reference/linux-study-clean/arch/sh/mm/extable_32.c

File Facts

System
Linux kernel
Corpus path
arch/sh/mm/extable_32.c
Extension
.c
Size
407 bytes
Lines
25
Domain
Architecture Layer
Bucket
arch/sh
Inferred role
Architecture Layer: implementation source
Status
source implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

// SPDX-License-Identifier: GPL-2.0
/*
 * linux/arch/sh/mm/extable.c
 *  Taken from:
 *   linux/arch/i386/mm/extable.c
 */

#include <linux/extable.h>
#include <linux/uaccess.h>

#include <asm/ptrace.h>

int fixup_exception(struct pt_regs *regs)
{
	const struct exception_table_entry *fixup;

	fixup = search_exception_tables(regs->pc);
	if (fixup) {
		regs->pc = fixup->fixup;
		return 1;
	}

	return 0;
}

Annotation

Implementation Notes