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| author | Martin Whitaker <mageia@martin-whitaker.me.uk> | 2021-01-25 21:36:00 +0000 |
|---|---|---|
| committer | Martin Whitaker <mageia@martin-whitaker.me.uk> | 2021-01-25 21:36:00 +0000 |
| commit | 5094899e6bad547957861343fedd2501ac1539a8 (patch) | |
| tree | e7db74015c777c941c76e742294312ba9800e541 /monitor-edid | |
| parent | a057b24428d3b621cdceb8d1130c8d947571e124 (diff) | |
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Don't try to run monitor-get-edid-using-vbe when booted in UEFI mode...
it may overwrite a memory region being used by the UEFI BIOS (mga#28124)
Diffstat (limited to 'monitor-edid')
| -rwxr-xr-x | monitor-edid | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/monitor-edid b/monitor-edid index 3daca53..951a419 100755 --- a/monitor-edid +++ b/monitor-edid @@ -83,7 +83,11 @@ sub get_edids { my $s = slurp($_); (is_edid_possibly_valid($s) && !$seen{ $_[1] }++) ? [ $_ => $s ] : (); } get_edid_files(); - + + # Don't try to run monitor-get-edid-using-vbe when booted in UEFI mode. + # It may overwrite a memory region being used by the UEFI BIOS (mga#28124) + return @l if -e '/sys/firmware/efi'; + if (!@l || !$b_get_first && $< == 0) { if (my $cmd = get_using_vbe()) { my $min_port = $opt{'vbe-port'} || 0; |