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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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35c9e74cff
Livepatch selftests currently save the current dynamic debug config and tweak it for the selftests. The config is restored at the end. Make the infrastructure generic, so that more variables can be saved and restored. Link: http://lkml.kernel.org/r/20191016113316.13415-3-mbenes@suse.cz Signed-off-by: Joe Lawrence <joe.lawrence@redhat.com> Signed-off-by: Miroslav Benes <mbenes@suse.cz> Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
61 lines
2.5 KiB
Bash
Executable File
61 lines
2.5 KiB
Bash
Executable File
#!/bin/bash
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# SPDX-License-Identifier: GPL-2.0
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# Copyright (C) 2018 Joe Lawrence <joe.lawrence@redhat.com>
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. $(dirname $0)/functions.sh
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MOD_TEST=test_klp_shadow_vars
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setup_config
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# TEST: basic shadow variable API
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# - load a module that exercises the shadow variable API
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echo -n "TEST: basic shadow variable API ... "
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dmesg -C
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load_mod $MOD_TEST
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unload_mod $MOD_TEST
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check_result "% modprobe $MOD_TEST
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$MOD_TEST: klp_shadow_get(obj=PTR5, id=0x1234) = PTR0
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$MOD_TEST: got expected NULL result
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$MOD_TEST: shadow_ctor: PTR6 -> PTR1
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$MOD_TEST: klp_shadow_alloc(obj=PTR5, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR7, ctor_data=PTR1 = PTR6
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$MOD_TEST: shadow_ctor: PTR8 -> PTR2
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$MOD_TEST: klp_shadow_alloc(obj=PTR9, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR7, ctor_data=PTR2 = PTR8
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$MOD_TEST: shadow_ctor: PTR10 -> PTR3
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$MOD_TEST: klp_shadow_alloc(obj=PTR5, id=0x1235, size=8, gfp_flags=GFP_KERNEL), ctor=PTR7, ctor_data=PTR3 = PTR10
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$MOD_TEST: klp_shadow_get(obj=PTR5, id=0x1234) = PTR6
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$MOD_TEST: got expected PTR6 -> PTR1 result
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$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1234) = PTR8
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$MOD_TEST: got expected PTR8 -> PTR2 result
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$MOD_TEST: klp_shadow_get(obj=PTR5, id=0x1235) = PTR10
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$MOD_TEST: got expected PTR10 -> PTR3 result
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$MOD_TEST: shadow_ctor: PTR11 -> PTR4
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$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR12, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR7, ctor_data=PTR4 = PTR11
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$MOD_TEST: klp_shadow_get_or_alloc(obj=PTR12, id=0x1234, size=8, gfp_flags=GFP_KERNEL), ctor=PTR7, ctor_data=PTR4 = PTR11
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$MOD_TEST: got expected PTR11 -> PTR4 result
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$MOD_TEST: shadow_dtor(obj=PTR5, shadow_data=PTR6)
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$MOD_TEST: klp_shadow_free(obj=PTR5, id=0x1234, dtor=PTR13)
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$MOD_TEST: klp_shadow_get(obj=PTR5, id=0x1234) = PTR0
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$MOD_TEST: got expected NULL result
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$MOD_TEST: shadow_dtor(obj=PTR9, shadow_data=PTR8)
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$MOD_TEST: klp_shadow_free(obj=PTR9, id=0x1234, dtor=PTR13)
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$MOD_TEST: klp_shadow_get(obj=PTR9, id=0x1234) = PTR0
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$MOD_TEST: got expected NULL result
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$MOD_TEST: shadow_dtor(obj=PTR12, shadow_data=PTR11)
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$MOD_TEST: klp_shadow_free(obj=PTR12, id=0x1234, dtor=PTR13)
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$MOD_TEST: klp_shadow_get(obj=PTR12, id=0x1234) = PTR0
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$MOD_TEST: got expected NULL result
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$MOD_TEST: klp_shadow_get(obj=PTR5, id=0x1235) = PTR10
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$MOD_TEST: got expected PTR10 -> PTR3 result
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$MOD_TEST: shadow_dtor(obj=PTR5, shadow_data=PTR10)
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$MOD_TEST: klp_shadow_free_all(id=0x1235, dtor=PTR13)
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$MOD_TEST: klp_shadow_get(obj=PTR5, id=0x1234) = PTR0
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$MOD_TEST: shadow_get() got expected NULL result
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% rmmod test_klp_shadow_vars"
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exit 0
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