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| author | Christoph Hellwig <hch@lst.de> | 2021-09-16 09:04:04 +0200 |
|---|---|---|
| committer | Geert Uytterhoeven <geert@linux-m68k.org> | 2021-09-24 13:35:07 +0200 |
| commit | 8ade83390930d61c64fe3ab49081990c9d43d0d2 (patch) | |
| tree | 79287dcc9fee81f455ed8636d1f13f3bb45770c3 /arch/m68k/sun3/sun3ints.c | |
| parent | m68k: Factor the 8-byte lowlevel {get,put}_user code into helpers (diff) | |
| download | linux-8ade83390930d61c64fe3ab49081990c9d43d0d2.tar.xz linux-8ade83390930d61c64fe3ab49081990c9d43d0d2.zip | |
m68k: Provide __{get,put}_kernel_nofault
Allow non-faulting access to kernel addresses without overriding the
address space. Implemented by passing the instruction name to the
low-level assembly macros as an argument, and force the use of the
normal move instructions for kernel access.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Michael Schmitz <schmitzmic@gmail.com>
Tested-by: Michael Schmitz <schmitzmic@gmail.com>
Link: https://lore.kernel.org/r/20210916070405.52750-6-hch@lst.de
Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'arch/m68k/sun3/sun3ints.c')
0 files changed, 0 insertions, 0 deletions