mirror of
https://github.com/keylase/nvidia-patch.git
synced 2024-11-09 19:48:20 +00:00
82 lines
2.4 KiB
Bash
Executable File
82 lines
2.4 KiB
Bash
Executable File
#!/bin/bash
|
|
|
|
backup_path="/opt/nvidia/libnvidia-encode-backup"
|
|
silent_flag=''
|
|
rollback_flag=''
|
|
|
|
print_usage() { printf '
|
|
SYNOPSIS
|
|
patch.sh [OPTION]...
|
|
|
|
DESCRIPTION
|
|
The patch for libnvidia-encode to increase encoder sessions
|
|
|
|
-s Silent mode (No output)
|
|
-r Rollback to original (Restore lib from backup)
|
|
|
|
'
|
|
}
|
|
|
|
while getopts 'rs' flag; do
|
|
case "${flag}" in
|
|
r) rollback_flag='true' ;;
|
|
s) silent_flag='true' ;;
|
|
*) print_usage
|
|
exit 1 ;;
|
|
esac
|
|
done
|
|
|
|
if [[ $silent_flag ]]; then
|
|
exec 1> /dev/null
|
|
fi
|
|
|
|
declare -A patch_list=(
|
|
["375.39"]='s/\x85\xC0\x89\xC5\x75\x18/\x29\xC0\x89\xC5\x90\x90/g'
|
|
["396.24"]='s/\x85\xC0\x89\xC5\x0F\x85\x96\x00\x00\x00/\x29\xC0\x89\xC5\x90\x90\x90\x90\x90\x90/g'
|
|
# break nvenc.c:236,layout asm,step-mode,step,break *0x00007fff89f9ba45
|
|
# libnvidia-encode.so @ 0x15a45; test->sub, jne->nop-nop-nop-nop-nop-nop
|
|
)
|
|
|
|
driver_version=$(/usr/bin/nvidia-smi --query-gpu=driver_version --format=csv,noheader,nounits)
|
|
if [[ ! $? -eq 0 ]]; then
|
|
echo 'Something went wrong. Check nvidia driver'
|
|
exit 1;
|
|
fi
|
|
|
|
echo "Detected nvidia driver version: $driver_version"
|
|
|
|
patch=${patch_list[$driver_version]}
|
|
|
|
if [[ ! $patch ]]; then
|
|
echo "Patch for this ($driver_version) nvidia driver not found." 1>&2
|
|
echo "Available patches for: " 1>&2
|
|
for drv in "${!patch_list[@]}"; do
|
|
echo "$drv" 1>&2
|
|
done
|
|
exit 1;
|
|
fi
|
|
|
|
if [[ $rollback_flag ]]; then
|
|
if [[ -f $backup_path/libnvidia-encode.so.$driver_version ]]; then
|
|
cp $backup_path/libnvidia-encode.so.$driver_version \
|
|
/usr/lib/x86_64-linux-gnu/libnvidia-encode.so.$driver_version
|
|
echo "Restore from backup libnvidia-encode.so.$driver_version"
|
|
else
|
|
echo "Backup not found. Try to patch first."
|
|
exit 1;
|
|
fi
|
|
else
|
|
if [[ ! -f $backup_path/libnvidia-encode.so.$driver_version ]]; then
|
|
echo "Attention! Backup not found. Copy current libnvidia-encode to backup."
|
|
mkdir -p $backup_path
|
|
cp /usr/lib/x86_64-linux-gnu/libnvidia-encode.so.$driver_version \
|
|
$backup_path/libnvidia-encode.so.$driver_version
|
|
fi
|
|
sha1sum $backup_path/libnvidia-encode.so.$driver_version
|
|
sed "$patch" $backup_path/libnvidia-encode.so.$driver_version > \
|
|
/usr/lib/x86_64-linux-gnu/libnvidia-encode.so.$driver_version
|
|
sha1sum /usr/lib/x86_64-linux-gnu/libnvidia-encode.so.$driver_version
|
|
ldconfig
|
|
echo "Patched!"
|
|
fi
|