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| author | Markos Chandras <markos.chandras@imgtec.com> | 2014-01-07 16:20:22 (GMT) |
|---|---|---|
| committer | Ralf Baechle <ralf@linux-mips.org> | 2014-03-26 22:09:14 (GMT) |
| commit | cd26cb41ece49ce0dd0f43d88f4d3386ca42a825 (patch) | |
| tree | 8b19eb812d21611ef0e458dd59ef3159d6fcaec8 /arch/mips/kernel | |
| parent | cf62a8b8134dd37ab365bfe8b972a7ebb1100110 (diff) | |
| download | linux-cd26cb41ece49ce0dd0f43d88f4d3386ca42a825.tar.xz | |
MIPS: lib: memcpy: Add EVA support
Add copy_{to,from,in}_user when the CPU operates in EVA mode.
This is necessary so the EVA specific instructions can be used
to perform the virtual to physical translation for user space
addresses. We will use the non-EVA functions to read from kernel
if needed.
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Diffstat (limited to 'arch/mips/kernel')
| -rw-r--r-- | arch/mips/kernel/mips_ksyms.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/mips/kernel/mips_ksyms.c b/arch/mips/kernel/mips_ksyms.c index 675bd05..13e60f6 100644 --- a/arch/mips/kernel/mips_ksyms.c +++ b/arch/mips/kernel/mips_ksyms.c @@ -51,6 +51,12 @@ EXPORT_SYMBOL(copy_page); */ EXPORT_SYMBOL(__copy_user); EXPORT_SYMBOL(__copy_user_inatomic); +#ifdef CONFIG_EVA +EXPORT_SYMBOL(__copy_from_user_eva); +EXPORT_SYMBOL(__copy_in_user_eva); +EXPORT_SYMBOL(__copy_to_user_eva); +EXPORT_SYMBOL(__copy_user_inatomic_eva); +#endif EXPORT_SYMBOL(__bzero); EXPORT_SYMBOL(__strncpy_from_kernel_nocheck_asm); EXPORT_SYMBOL(__strncpy_from_kernel_asm); |