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| author | Max Filippov <jcmvbkbc@gmail.com> | 2013-07-03 18:23:28 +0200 |
|---|---|---|
| committer | Chris Zankel <chris@zankel.net> | 2013-09-06 18:47:41 +0200 |
| commit | 99d5040ebc3cccc90dfe031f615ac3fbc79905b6 (patch) | |
| tree | 04d720df138145f5cb4efd4cf4358c88d44b19d3 /arch/xtensa/variants | |
| parent | xtensa: enable kernel preemption (diff) | |
| download | linux-99d5040ebc3cccc90dfe031f615ac3fbc79905b6.tar.xz linux-99d5040ebc3cccc90dfe031f615ac3fbc79905b6.zip | |
xtensa: keep a3 and excsave1 on entry to exception handlers
Based on the SMP patch by Joe Taylor and subsequent fixes.
Preserve exception table pointer (normally stored in excsave1 SR) as it
cannot be easily restored in SMP environment.
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
Diffstat (limited to 'arch/xtensa/variants')
0 files changed, 0 insertions, 0 deletions