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(parent: 4579a14) | patch
powerpc/64s: Optimise clearing of MSR_EE in masked_[H]interrupt()
authorNicholas Piggin <npiggin@gmail.com>
Fri, 11 Aug 2017 16:39:00 +0000 (02:39 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Wed, 23 Aug 2017 13:06:48 +0000 (23:06 +1000)
commitd0d4676a3b2e6bd5d597db4457ba4b82968ae14c
treee1294d2e0f6592cf7ae7ba7b44ab6c14b7832ccftree | snapshot
parent4579a14de02d4bc318b1c69a9e4b7a23fd634cf5commit | diff
powerpc/64s: Optimise clearing of MSR_EE in masked_[H]interrupt()

MSR_EE is always enabled in SRR1 for masked interrupts, so we can use
xor to clear it.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
arch/powerpc/kernel/exceptions-64s.S diff | blob | history
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