Switching sparc32 to generic extables. A bunch of magic goes away, along with ARCH_HAS_SEARCH_EXTABLE. Sat in -next for a couple of cycles by now... The following changes since commit 5c8fe583cce542aa0b84adc939ce85293de36e5e: Linux 5.11-rc1 (2020-12-27 15:30:22 -0800) are available in the git repository at: git://git.kernel.org/pub/scm/linux/kernel/git/viro/vfs.git work.sparc32 for you to fetch changes up to 73686e787b495a85551e2e99c459adde6836eb31: Merge remote-tracking branch 'sparc/master' into work.sparc32 (2021-01-03 20:07:31 -0500) ---------------------------------------------------------------- Al Viro (7): sparc32: don't bother with lookup_fault() in __bzero() sparc32: kill lookup_fault() sparc32: switch __bzero() away from range exception table entries sparc32: get rid of range exception table entries in checksum_32.S sparc32: switch copy_user.S away from range exception table entries sparc32: switch to generic extables Merge remote-tracking branch 'sparc/master' into work.sparc32 arch/sparc/Kconfig | 2 +- arch/sparc/boot/piggyback.c | 4 + arch/sparc/include/asm/backoff.h | 2 +- arch/sparc/include/asm/elf_64.h | 1 - arch/sparc/include/asm/{extable_64.h => extable.h} | 4 +- arch/sparc/include/asm/pgtsrmmu.h | 2 +- arch/sparc/include/asm/uaccess.h | 3 + arch/sparc/include/asm/uaccess_32.h | 38 --- arch/sparc/include/asm/uaccess_64.h | 1 - arch/sparc/kernel/pci.c | 3 +- arch/sparc/kernel/unaligned_32.c | 10 +- arch/sparc/kernel/viohs.c | 6 +- arch/sparc/lib/checksum_32.S | 64 ++--- arch/sparc/lib/copy_user.S | 315 ++++++++------------- arch/sparc/lib/memset.S | 86 +++--- arch/sparc/mm/Makefile | 2 +- arch/sparc/mm/extable.c | 107 ------- arch/sparc/mm/fault_32.c | 80 +----- arch/sparc/mm/mm_32.h | 2 - arch/sparc/mm/srmmu.c | 18 +- lib/extable.c | 5 - 21 files changed, 212 insertions(+), 543 deletions(-) rename arch/sparc/include/asm/{extable_64.h => extable.h} (92%) delete mode 100644 arch/sparc/mm/extable.c