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84
patches/v0.6-wip/0004-kbuild-clang_instr_profile-disable-instrumentation-i.patch
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| From ba7f843a2a7b0e841664cdd0a38c6ba354e59ed2 Mon Sep 17 00:00:00 2001 | ||
| From: Wentao Zhang <[email protected]> | ||
| Date: Tue, 11 Jun 2024 15:07:57 -0500 | ||
| Subject: [RFC PATCH 4/4] kbuild, clang_instr_profile: disable instrumentation | ||
| in odd or sensitive code | ||
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||
| Skip some extra files that are problematic with LLVM 19 MC/DC instrumentation | ||
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| Signed-off-by: Wentao Zhang <[email protected]> | ||
| --- | ||
| arch/x86/kernel/cpu/mtrr/Makefile | 3 +++ | ||
| drivers/base/power/Makefile | 3 +++ | ||
| drivers/gpu/drm/i915/Makefile | 3 +++ | ||
| drivers/net/ethernet/intel/e1000/Makefile | 2 ++ | ||
| net/ipv4/Makefile | 2 ++ | ||
| 5 files changed, 13 insertions(+) | ||
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| diff --git a/arch/x86/kernel/cpu/mtrr/Makefile b/arch/x86/kernel/cpu/mtrr/Makefile | ||
| index cc4f9f1cb94c..72420689b303 100644 | ||
| --- a/arch/x86/kernel/cpu/mtrr/Makefile | ||
| +++ b/arch/x86/kernel/cpu/mtrr/Makefile | ||
| @@ -1,4 +1,7 @@ | ||
| # SPDX-License-Identifier: GPL-2.0-only | ||
| + | ||
| +LLVM_COV_PROFILE_generic.o := n | ||
| + | ||
| obj-y := mtrr.o if.o generic.o cleanup.o | ||
| obj-$(CONFIG_X86_32) += amd.o cyrix.o centaur.o | ||
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||
| diff --git a/drivers/base/power/Makefile b/drivers/base/power/Makefile | ||
| index 8fdd0073eeeb..1cc1b432b3de 100644 | ||
| --- a/drivers/base/power/Makefile | ||
| +++ b/drivers/base/power/Makefile | ||
| @@ -1,4 +1,7 @@ | ||
| # SPDX-License-Identifier: GPL-2.0 | ||
| + | ||
| +LLVM_COV_PROFILE_main.o := n | ||
| + | ||
| obj-$(CONFIG_PM) += sysfs.o generic_ops.o common.o qos.o runtime.o wakeirq.o | ||
| obj-$(CONFIG_PM_SLEEP) += main.o wakeup.o wakeup_stats.o | ||
| obj-$(CONFIG_PM_TRACE_RTC) += trace.o | ||
| diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile | ||
| index 9d371be7dc5c..ed1e1a4bfce6 100644 | ||
| --- a/drivers/gpu/drm/i915/Makefile | ||
| +++ b/drivers/gpu/drm/i915/Makefile | ||
| @@ -12,6 +12,9 @@ | ||
| # Note the danger in using -Wall -Wextra is that when CI updates gcc we | ||
| # will most likely get a sudden build breakage... Hopefully we will fix | ||
| # new warnings before CI updates! | ||
| + | ||
| +LLVM_COV_PROFILE_intel_bios.o := n | ||
| + | ||
| subdir-ccflags-y := -Wall -Wextra | ||
| subdir-ccflags-y += $(call cc-disable-warning, unused-parameter) | ||
| subdir-ccflags-y += $(call cc-disable-warning, type-limits) | ||
| diff --git a/drivers/net/ethernet/intel/e1000/Makefile b/drivers/net/ethernet/intel/e1000/Makefile | ||
| index 314c52d44b7c..539c7c469d73 100644 | ||
| --- a/drivers/net/ethernet/intel/e1000/Makefile | ||
| +++ b/drivers/net/ethernet/intel/e1000/Makefile | ||
| @@ -5,6 +5,8 @@ | ||
| # Makefile for the Intel(R) PRO/1000 ethernet driver | ||
| # | ||
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||
| +LLVM_COV_PROFILE_e1000_main.o := n | ||
| + | ||
| obj-$(CONFIG_E1000) += e1000.o | ||
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||
| e1000-objs := e1000_main.o e1000_hw.o e1000_ethtool.o e1000_param.o | ||
| diff --git a/net/ipv4/Makefile b/net/ipv4/Makefile | ||
| index bbdd9c44f14e..80cc562210b0 100644 | ||
| --- a/net/ipv4/Makefile | ||
| +++ b/net/ipv4/Makefile | ||
| @@ -3,6 +3,8 @@ | ||
| # Makefile for the Linux TCP/IP (INET) layer. | ||
| # | ||
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| +LLVM_COV_PROFILE_ipconfig.o := n | ||
| + | ||
| obj-y := route.o inetpeer.o protocol.o \ | ||
| ip_input.o ip_fragment.o ip_forward.o ip_options.o \ | ||
| ip_output.o ip_sockglue.o inet_hashtables.o \ | ||
| -- | ||
| 2.34.1 | ||
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