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| author | Vineet Gupta <vgupta@synopsys.com> | 2013-05-27 15:21:27 +0200 |
|---|---|---|
| committer | Vineet Gupta <vgupta@synopsys.com> | 2013-06-22 15:53:25 +0200 |
| commit | ba3558c772ce1ac64d07f46b8c763349a0e51ba3 (patch) | |
| tree | e89141966f881bc363b5952b6f216ebbd69b4501 /arch/arc/kernel/entry.S | |
| parent | ARC: Entry Handler tweaks: Simplify branch for in-kernel preemption (diff) | |
| download | linux-ba3558c772ce1ac64d07f46b8c763349a0e51ba3.tar.xz linux-ba3558c772ce1ac64d07f46b8c763349a0e51ba3.zip | |
ARC: K/U SP saved from one location in stack switching macro
This paves way for further simplifications.
There's an overhead of 1 insn for the non-common case of interrupt taken
from kernel mode.
Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
Diffstat (limited to 'arch/arc/kernel/entry.S')
0 files changed, 0 insertions, 0 deletions