3rd-party/linux-kernel-module-cheat
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readme: fix ./getvar exec which became exetuable

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Ciro Santilli 六四事件 法轮功
2018-09-25 00:10:00 +01:00
parent b2230bacf9
commit 7d6f8c3884
1 changed files with 6 additions and 6 deletions
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12
README.adoc
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@@ -7481,9 +7481,9 @@ Works and prints `hello`:
./run-toolchain --arch x86_64 gcc -- -static -o x86_64.out "$(./getvar kernel_modules_src_dir)/user/hello.c"
./run-toolchain --arch arm gcc -- -static -o arm.out "$(./getvar kernel_modules_src_dir)/user/hello.c"
./run-toolchain --arch aarch64 gcc -- -static -o aarch64.out "$(./getvar kernel_modules_src_dir)/user/hello.c"
"$(./getvar --arch x86_64 --gem5 exec)" "$(./getvar gem5_se_file)" -c ./x86_64.out
"$(./getvar --arch arm --gem5 exec)" "$(./getvar gem5_se_file)" -c ./arm.out
"$(./getvar --arch aarch64 --gem5 exec)" "$(./getvar gem5_se_file)" -c ./aarch64.out
"$(./getvar --arch x86_64 --gem5 executable)" "$(./getvar gem5_se_file)" -c ./x86_64.out
"$(./getvar --arch arm --gem5 executable)" "$(./getvar gem5_se_file)" -c ./arm.out
"$(./getvar --arch aarch64 --gem5 executable)" "$(./getvar gem5_se_file)" -c ./aarch64.out
....
But I think this is unreliable, and only works because we are using uclibc which does not check the kernel version as glibc does: https://stackoverflow.com/questions/48959349/how-to-solve-fatal-kernel-too-old-when-running-gem5-in-syscall-emulation-se-m/50542301#50542301
@@ -7491,9 +7491,9 @@ But I think this is unreliable, and only works because we are using uclibc which
Ignoring that insanity, we then try it with dynamically linked executables:
....
"$(./getvar --arch x86_64 --gem5 exec)" "$(./getvar gem5_se_file)" -c "$(./getvar --arch x86_64 --gem5 target_dir)/hello.out"
"$(./getvar --arch arm --gem5 exec)" "$(./getvar gem5_se_file)" -c "$(./getvar --arch arm --gem5 target_dir)/hello.out"
"$(./getvar --arch aarch64 --gem5 exec)" "$(./getvar gem5_se_file)" -c "$(./getvar --arch aarch64 --gem5 target_dir)/hello.out"
"$(./getvar --arch x86_64 --gem5 executable)" "$(./getvar gem5_se_file)" -c "$(./getvar --arch x86_64 --gem5 target_dir)/hello.out"
"$(./getvar --arch arm --gem5 executable)" "$(./getvar gem5_se_file)" -c "$(./getvar --arch arm --gem5 target_dir)/hello.out"
"$(./getvar --arch aarch64 --gem5 executable)" "$(./getvar gem5_se_file)" -c "$(./getvar --arch aarch64 --gem5 target_dir)/hello.out"
....
But at 185c2730cc78d5adda683d76c0e3b35e7cb534f0 they fail with: