kernel.git/include/asm-mips/barrier.h, branch linux-2.6.23.y Hosts the 0x221E linux distro kernel. https://git.0xinfinity.dev/distro/kernel.git/atom?h=linux-2.6.23.y 2007-07-20T17:57:39Z [MIPS] Make support for weakly ordered LL/SC a config option. 2007-07-20T17:57:39Z Ralf Baechle 2007-07-14T12:24:05Z urn:sha1:17099b1142f6c0359fca60a3464dea8fb30badea None of weakly ordered processor supported in tree need this but it seems like this could change ... Signed-off-by: Ralf Baechle <ralf@linux-mips.org> [MIPS] Cleanup memory barriers for weakly ordered systems. 2006-12-04T22:43:14Z Ralf Baechle 2006-10-31T03:45:07Z urn:sha1:0004a9dfeaa709a7f853487aba19932c9b1a87c8 Also the R4000 / R4600 LL/SC instructions imply a sync so no explicit sync needed. Signed-off-by: Ralf Baechle <ralf@linux-mips.org>