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-rw-r--r--Makefile4
-rw-r--r--arch/arm/vdso/Makefile2
-rw-r--r--arch/arm64/kernel/vdso/Makefile2
-rw-r--r--arch/arm64/kernel/vdso32/Makefile2
-rw-r--r--arch/mips/vdso/Makefile2
-rw-r--r--arch/riscv/kernel/vdso/Makefile2
-rw-r--r--arch/s390/kernel/vdso64/Makefile2
-rw-r--r--arch/sparc/vdso/Makefile2
-rw-r--r--arch/x86/entry/vdso/Makefile2
-rw-r--r--tools/testing/selftests/bpf/Makefile2
10 files changed, 11 insertions, 11 deletions
diff --git a/Makefile b/Makefile
index e39ed7967cd6..088fb7d49dd7 100644
--- a/Makefile
+++ b/Makefile
@@ -982,8 +982,8 @@ KBUILD_CPPFLAGS += $(KCPPFLAGS)
KBUILD_AFLAGS += $(KAFLAGS)
KBUILD_CFLAGS += $(KCFLAGS)
-KBUILD_LDFLAGS_MODULE += --build-id
-LDFLAGS_vmlinux += --build-id
+KBUILD_LDFLAGS_MODULE += --build-id=sha1
+LDFLAGS_vmlinux += --build-id=sha1
ifeq ($(CONFIG_STRIP_ASM_SYMS),y)
LDFLAGS_vmlinux += $(call ld-option, -X,)
diff --git a/arch/arm/vdso/Makefile b/arch/arm/vdso/Makefile
index a54f70731d9f..150ce6e6a5d3 100644
--- a/arch/arm/vdso/Makefile
+++ b/arch/arm/vdso/Makefile
@@ -19,7 +19,7 @@ ccflags-y += -DDISABLE_BRANCH_PROFILING -DBUILD_VDSO32
ldflags-$(CONFIG_CPU_ENDIAN_BE8) := --be8
ldflags-y := -Bsymbolic --no-undefined -soname=linux-vdso.so.1 \
-z max-page-size=4096 -nostdlib -shared $(ldflags-y) \
- --hash-style=sysv --build-id \
+ --hash-style=sysv --build-id=sha1 \
-T
obj-$(CONFIG_VDSO) += vdso.o
diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile
index 7cd8aafbe96e..3dc4b65da99d 100644
--- a/arch/arm64/kernel/vdso/Makefile
+++ b/arch/arm64/kernel/vdso/Makefile
@@ -24,7 +24,7 @@ btildflags-$(CONFIG_ARM64_BTI_KERNEL) += -z force-bti
# routines, as x86 does (see 6f121e548f83 ("x86, vdso: Reimplement vdso.so
# preparation in build-time C")).
ldflags-y := -shared -nostdlib -soname=linux-vdso.so.1 --hash-style=sysv \
- -Bsymbolic $(call ld-option, --no-eh-frame-hdr) --build-id -n \
+ -Bsymbolic $(call ld-option, --no-eh-frame-hdr) --build-id=sha1 -n \
$(btildflags-y) -T
ccflags-y := -fno-common -fno-builtin -fno-stack-protector -ffixed-x18
diff --git a/arch/arm64/kernel/vdso32/Makefile b/arch/arm64/kernel/vdso32/Makefile
index 1259e5bd0fab..7f96a1a9f68c 100644
--- a/arch/arm64/kernel/vdso32/Makefile
+++ b/arch/arm64/kernel/vdso32/Makefile
@@ -128,7 +128,7 @@ VDSO_LDFLAGS += -Wl,-Bsymbolic -Wl,--no-undefined -Wl,-soname=linux-vdso.so.1
VDSO_LDFLAGS += -Wl,-z,max-page-size=4096 -Wl,-z,common-page-size=4096
VDSO_LDFLAGS += -nostdlib -shared -mfloat-abi=soft
VDSO_LDFLAGS += -Wl,--hash-style=sysv
-VDSO_LDFLAGS += -Wl,--build-id
+VDSO_LDFLAGS += -Wl,--build-id=sha1
VDSO_LDFLAGS += $(call cc32-ldoption,-fuse-ld=bfd)
diff --git a/arch/mips/vdso/Makefile b/arch/mips/vdso/Makefile
index 57fe83235281..5810cc12bc1d 100644
--- a/arch/mips/vdso/Makefile
+++ b/arch/mips/vdso/Makefile
@@ -61,7 +61,7 @@ endif
# VDSO linker flags.
ldflags-y := -Bsymbolic --no-undefined -soname=linux-vdso.so.1 \
$(filter -E%,$(KBUILD_CFLAGS)) -nostdlib -shared \
- -G 0 --eh-frame-hdr --hash-style=sysv --build-id -T
+ -G 0 --eh-frame-hdr --hash-style=sysv --build-id=sha1 -T
CFLAGS_REMOVE_vdso.o = -pg
diff --git a/arch/riscv/kernel/vdso/Makefile b/arch/riscv/kernel/vdso/Makefile
index 478e7338ddc1..7d6a94d45ec9 100644
--- a/arch/riscv/kernel/vdso/Makefile
+++ b/arch/riscv/kernel/vdso/Makefile
@@ -49,7 +49,7 @@ $(obj)/vdso.so.dbg: $(src)/vdso.lds $(obj-vdso) FORCE
# refer to these symbols in the kernel code rather than hand-coded addresses.
SYSCFLAGS_vdso.so.dbg = -shared -s -Wl,-soname=linux-vdso.so.1 \
- -Wl,--build-id -Wl,--hash-style=both
+ -Wl,--build-id=sha1 -Wl,--hash-style=both
$(obj)/vdso-dummy.o: $(src)/vdso.lds $(obj)/rt_sigreturn.o FORCE
$(call if_changed,vdsold)
diff --git a/arch/s390/kernel/vdso64/Makefile b/arch/s390/kernel/vdso64/Makefile
index d0d406cfffa9..9acad762456d 100644
--- a/arch/s390/kernel/vdso64/Makefile
+++ b/arch/s390/kernel/vdso64/Makefile
@@ -19,7 +19,7 @@ KBUILD_AFLAGS_64 += -m64 -s
KBUILD_CFLAGS_64 := $(filter-out -m64,$(KBUILD_CFLAGS))
KBUILD_CFLAGS_64 += -m64 -fPIC -shared -fno-common -fno-builtin
ldflags-y := -fPIC -shared -nostdlib -soname=linux-vdso64.so.1 \
- --hash-style=both --build-id -T
+ --hash-style=both --build-id=sha1 -T
$(targets:%=$(obj)/%.dbg): KBUILD_CFLAGS = $(KBUILD_CFLAGS_64)
$(targets:%=$(obj)/%.dbg): KBUILD_AFLAGS = $(KBUILD_AFLAGS_64)
diff --git a/arch/sparc/vdso/Makefile b/arch/sparc/vdso/Makefile
index f44355e46f31..469dd23887ab 100644
--- a/arch/sparc/vdso/Makefile
+++ b/arch/sparc/vdso/Makefile
@@ -115,7 +115,7 @@ quiet_cmd_vdso = VDSO $@
-T $(filter %.lds,$^) $(filter %.o,$^) && \
sh $(srctree)/$(src)/checkundef.sh '$(OBJDUMP)' '$@'
-VDSO_LDFLAGS = -shared --hash-style=both --build-id -Bsymbolic
+VDSO_LDFLAGS = -shared --hash-style=both --build-id=sha1 -Bsymbolic
GCOV_PROFILE := n
#
diff --git a/arch/x86/entry/vdso/Makefile b/arch/x86/entry/vdso/Makefile
index 215376d975a2..ebba25ed9a38 100644
--- a/arch/x86/entry/vdso/Makefile
+++ b/arch/x86/entry/vdso/Makefile
@@ -176,7 +176,7 @@ quiet_cmd_vdso = VDSO $@
-T $(filter %.lds,$^) $(filter %.o,$^) && \
sh $(srctree)/$(src)/checkundef.sh '$(NM)' '$@'
-VDSO_LDFLAGS = -shared --hash-style=both --build-id \
+VDSO_LDFLAGS = -shared --hash-style=both --build-id=sha1 \
$(call ld-option, --eh-frame-hdr) -Bsymbolic
GCOV_PROFILE := n
diff --git a/tools/testing/selftests/bpf/Makefile b/tools/testing/selftests/bpf/Makefile
index fc946b7ac288..daf186f88a63 100644
--- a/tools/testing/selftests/bpf/Makefile
+++ b/tools/testing/selftests/bpf/Makefile
@@ -133,7 +133,7 @@ $(OUTPUT)/%:%.c
$(OUTPUT)/urandom_read: urandom_read.c
$(call msg,BINARY,,$@)
- $(Q)$(CC) $(LDFLAGS) -o $@ $< $(LDLIBS) -Wl,--build-id
+ $(Q)$(CC) $(LDFLAGS) -o $@ $< $(LDLIBS) -Wl,--build-id=sha1
$(OUTPUT)/test_stub.o: test_stub.c $(BPFOBJ)
$(call msg,CC,,$@)