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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:49:45 +0000 |
| commit | 2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch) | |
| tree | 848558de17fb3008cdf4d861b01ac7781903ce39 /arch/arc/mm/extable.c | |
| parent | Initial commit. (diff) | |
| download | linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip | |
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'arch/arc/mm/extable.c')
| -rw-r--r-- | arch/arc/mm/extable.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arc/mm/extable.c b/arch/arc/mm/extable.c new file mode 100644 index 000000000..4e14c4244 --- /dev/null +++ b/arch/arc/mm/extable.c @@ -0,0 +1,35 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2004, 2007-2010, 2011-2012 Synopsys, Inc. (www.synopsys.com) + * + * Borrowed heavily from MIPS + */ + +#include <linux/export.h> +#include <linux/extable.h> +#include <linux/uaccess.h> + +int fixup_exception(struct pt_regs *regs) +{ + const struct exception_table_entry *fixup; + + fixup = search_exception_tables(instruction_pointer(regs)); + if (fixup) { + regs->ret = fixup->fixup; + + return 1; + } + + return 0; +} + +#ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE + +unsigned long arc_clear_user_noinline(void __user *to, + unsigned long n) +{ + return __arc_clear_user(to, n); +} +EXPORT_SYMBOL(arc_clear_user_noinline); + +#endif |