powerpc/64e/interrupt: handle bad_page_fault in C
authorNicholas Piggin <npiggin@gmail.com>
Tue, 16 Mar 2021 10:42:02 +0000 (20:42 +1000)
committerMichael Ellerman <mpe@ellerman.id.au>
Wed, 14 Apr 2021 13:04:43 +0000 (23:04 +1000)
commitd738ee8d56de38c91610741f672ec5c1ffae76fc
tree79fa84d930a84cea7357e51700a3fa1695033f01
parentceff77efa4f8d9f02d8442171b325d3b7068fe5e
powerpc/64e/interrupt: handle bad_page_fault in C

With non-volatile registers saved on interrupt, bad_page_fault
can now be called by do_page_fault.

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/20210316104206.407354-9-npiggin@gmail.com
arch/powerpc/kernel/exceptions-64e.S
arch/powerpc/mm/fault.c