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| author | Ralf Baechle <ralf@linux-mips.org> | 2006-10-31 03:45:07 +0000 |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2006-12-04 22:43:14 +0000 |
| commit | 0004a9dfeaa709a7f853487aba19932c9b1a87c8 (patch) | |
| tree | e9f1f4b1ca897e57f46778cef283617ba83fc855 /arch/mips/Kconfig | |
| parent | 08f57f7ffe5819e537301b1f1109fa4fc670bfff (diff) | |
| download | lwn-0004a9dfeaa709a7f853487aba19932c9b1a87c8.tar.gz lwn-0004a9dfeaa709a7f853487aba19932c9b1a87c8.zip | |
[MIPS] Cleanup memory barriers for weakly ordered systems.
Also the R4000 / R4600 LL/SC instructions imply a sync so no explicit sync
needed.
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
Diffstat (limited to 'arch/mips/Kconfig')
| -rw-r--r-- | arch/mips/Kconfig | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 3947e5daea39..4d64960be035 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -1277,6 +1277,7 @@ config CPU_RM9000 select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM + select WEAK_ORDERING config CPU_SB1 bool "SB1" @@ -1285,6 +1286,7 @@ config CPU_SB1 select CPU_SUPPORTS_32BIT_KERNEL select CPU_SUPPORTS_64BIT_KERNEL select CPU_SUPPORTS_HIGHMEM + select WEAK_ORDERING endchoice @@ -1345,6 +1347,8 @@ config SYS_HAS_CPU_RM9000 config SYS_HAS_CPU_SB1 bool +config WEAK_ORDERING + bool endmenu # |