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x86/entry: Cleanup PARAVIRT
authorPeter Zijlstra <peterz@infradead.org>
Tue, 8 Mar 2022 15:30:21 +0000 (16:30 +0100)
committerPeter Zijlstra <peterz@infradead.org>
Tue, 15 Mar 2022 09:32:34 +0000 (10:32 +0100)
commit6cf3e4c0d29102c74aca1ce0c1710be9d02e440e
tree34f0351c5717e0a5de77ba1b3dccf55dac2ce9a7tree | snapshot
parentba27d1a80871eb8dbeddf34ec7d396c149cbb8d7commit | diff
x86/entry: Cleanup PARAVIRT

Since commit 5c8f6a2e316e ("x86/xen: Add
xenpv_restore_regs_and_return_to_usermode()") Xen will no longer reach
this code and we can do away with the paravirt
SWAPGS/INTERRUPT_RETURN.

Suggested-by: Andrew Cooper <Andrew.Cooper3@citrix.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Acked-by: Josh Poimboeuf <jpoimboe@redhat.com>
Link: https://lore.kernel.org/r/20220308154317.756014488@infradead.org
arch/x86/entry/entry_64.S diff | blob | history
Domain: System / Kernel;