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authorMarkos Chandras <markos.chandras@imgtec.com>2013-12-11 16:47:10 +0000
committerRalf Baechle <ralf@linux-mips.org>2014-03-26 23:09:16 +0100
commit05c6516005c47c3b11582eec2137908ce1afe316 (patch)
tree64058c7570e90ffd1c59393a51fda5d6894771aa /arch/mips/alchemy/common/irq.c
parent0081ad2486ed75cf09b99e4bf997c513567f5b6d (diff)
MIPS: asm: uaccess: Add EVA support to copy_{in, to,from}_user
Use the EVA specific functions from memcpy.S to perform userspace operations. When get_fs() == get_ds() the usual load/store instructions are used because the destination address is located in the kernel address space region. Otherwise, the EVA specifc load/store instructions are used which will go through th TLB to perform the virtual to physical translation for the userspace address. Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>
Diffstat (limited to 'arch/mips/alchemy/common/irq.c')
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