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| author |   H. Peter Anvin <hpa@zytor.com> | 2009-03-28 13:53:26 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-03-28 18:18:20 -0700 |
| commit | 32ec7fd08b597586774b92ac1cd2678021ccac1b (patch) | |
| tree | 532ec12d24a1c7c17d3250ccdb2b66ddc8804cff /tools/perf/scripts/python | |
| parent | x86, setup: mark %esi as clobbered in E820 BIOS call (diff) | |
| download | wireguard-linux-32ec7fd08b597586774b92ac1cd2678021ccac1b.tar.xz wireguard-linux-32ec7fd08b597586774b92ac1cd2678021ccac1b.zip | |
x86, setup: preemptively save/restore edi and ebp around INT 15 E820
Impact: BIOS bugproofing
Since there are BIOSes known to clobber %ebx and %esi for INT 15 E820,
assume there is something out there clobbering %edi and/or %ebp too,
and don't wait for it to fail.
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'tools/perf/scripts/python')
0 files changed, 0 insertions, 0 deletions