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2022-05-01xtensa: enable KCSANMax Filippov1-0/+2
Prefix arch-specific barrier macros with '__' to make use of instrumented generic macros. Prefix arch-specific bitops with 'arch_' to make use of instrumented generic functions. Provide stubs for 64-bit atomics when building with KCSAN. Disable KCSAN instrumentation in arch/xtensa/boot. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Acked-by: Marco Elver <elver@google.com>
2022-03-09xtensa: add helpers for division, remainder and shiftsMax Filippov1-0/+2
Don't rely on libgcc presence, build own versions of the helpers with correct ABI. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
2019-05-21treewide: Add SPDX license identifier - Makefile/KconfigThomas Gleixner1-0/+1
Add SPDX license identifiers to all Make/Kconfig files which: - Have no license information of any form These files fall under the project license, GPL v2 only. The resulting SPDX license identifier is: GPL-2.0-only Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2007-04-26[STRING]: Move strcasecmp/strncasecmp to lib/string.cDavid S. Miller1-1/+1
We have several platforms using local copies of identical code. Signed-off-by: David S. Miller <davem@davemloft.net>
2005-06-24[PATCH] xtensa: Architecture support for Tensilica Xtensa Part 4Chris Zankel1-0/+7
The attached patches provides part 4 of an architecture implementation for the Tensilica Xtensa CPU series. Signed-off-by: Chris Zankel <chris@zankel.net> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>