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* [PATCH] powerpc/build: vdso linker warning for orphan sections
@ 2020-03-03  1:27 Nicholas Piggin
  2020-07-30 12:50 ` Michael Ellerman
  0 siblings, 1 reply; 2+ messages in thread
From: Nicholas Piggin @ 2020-03-03  1:27 UTC (permalink / raw)
  To: linuxppc-dev; +Cc: Nicholas Piggin

Signed-off-by: Nicholas Piggin <npiggin@gmail.com>
---
 arch/powerpc/kernel/vdso32/Makefile     | 2 +-
 arch/powerpc/kernel/vdso32/vdso32.lds.S | 1 +
 arch/powerpc/kernel/vdso64/Makefile     | 2 +-
 arch/powerpc/kernel/vdso64/vdso64.lds.S | 3 ++-
 4 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/arch/powerpc/kernel/vdso32/Makefile b/arch/powerpc/kernel/vdso32/Makefile
index e147bbdc12cd..87ab1152d5ce 100644
--- a/arch/powerpc/kernel/vdso32/Makefile
+++ b/arch/powerpc/kernel/vdso32/Makefile
@@ -50,7 +50,7 @@ $(obj-vdso32): %.o: %.S FORCE
 
 # actual build commands
 quiet_cmd_vdso32ld = VDSO32L $@
-      cmd_vdso32ld = $(VDSOCC) $(c_flags) $(CC32FLAGS) -o $@ -Wl,-T$(filter %.lds,$^) $(filter %.o,$^)
+      cmd_vdso32ld = $(VDSOCC) $(c_flags) $(CC32FLAGS) -o $@ $(call cc-ldoption, -Wl$(comma)--orphan-handling=warn) -Wl,-T$(filter %.lds,$^) $(filter %.o,$^)
 quiet_cmd_vdso32as = VDSO32A $@
       cmd_vdso32as = $(VDSOCC) $(a_flags) $(CC32FLAGS) -c -o $@ $<
 
diff --git a/arch/powerpc/kernel/vdso32/vdso32.lds.S b/arch/powerpc/kernel/vdso32/vdso32.lds.S
index 5206c2eb2a1d..4c985467a668 100644
--- a/arch/powerpc/kernel/vdso32/vdso32.lds.S
+++ b/arch/powerpc/kernel/vdso32/vdso32.lds.S
@@ -111,6 +111,7 @@ SECTIONS
 		*(.note.GNU-stack)
 		*(.data .data.* .gnu.linkonce.d.* .sdata*)
 		*(.bss .sbss .dynbss .dynsbss)
+		*(.glink .iplt .plt .rela*)
 	}
 }
 
diff --git a/arch/powerpc/kernel/vdso64/Makefile b/arch/powerpc/kernel/vdso64/Makefile
index 32ebb3522ea1..38c317f25141 100644
--- a/arch/powerpc/kernel/vdso64/Makefile
+++ b/arch/powerpc/kernel/vdso64/Makefile
@@ -34,7 +34,7 @@ $(obj)/%.so: $(obj)/%.so.dbg FORCE
 
 # actual build commands
 quiet_cmd_vdso64ld = VDSO64L $@
-      cmd_vdso64ld = $(CC) $(c_flags) -o $@ -Wl,-T$(filter %.lds,$^) $(filter %.o,$^)
+      cmd_vdso64ld = $(CC) $(c_flags) -o $@ -Wl,-T$(filter %.lds,$^) $(filter %.o,$^) $(call cc-ldoption, -Wl$(comma)--orphan-handling=warn)
 
 # install commands for the unstripped file
 quiet_cmd_vdso_install = INSTALL $@
diff --git a/arch/powerpc/kernel/vdso64/vdso64.lds.S b/arch/powerpc/kernel/vdso64/vdso64.lds.S
index 256fb9720298..4e3a8d4ee614 100644
--- a/arch/powerpc/kernel/vdso64/vdso64.lds.S
+++ b/arch/powerpc/kernel/vdso64/vdso64.lds.S
@@ -30,7 +30,7 @@ SECTIONS
 	. = ALIGN(16);
 	.text		: {
 		*(.text .stub .text.* .gnu.linkonce.t.* __ftr_alt_*)
-		*(.sfpr .glink)
+		*(.sfpr)
 	}						:text
 	PROVIDE(__etext = .);
 	PROVIDE(_etext = .);
@@ -111,6 +111,7 @@ SECTIONS
 		*(.branch_lt)
 		*(.data .data.* .gnu.linkonce.d.* .sdata*)
 		*(.bss .sbss .dynbss .dynsbss)
+		*(.glink .iplt .plt .rela*)
 	}
 }
 
-- 
2.23.0


^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] powerpc/build: vdso linker warning for orphan sections
  2020-03-03  1:27 [PATCH] powerpc/build: vdso linker warning for orphan sections Nicholas Piggin
@ 2020-07-30 12:50 ` Michael Ellerman
  0 siblings, 0 replies; 2+ messages in thread
From: Michael Ellerman @ 2020-07-30 12:50 UTC (permalink / raw)
  To: linuxppc-dev, Nicholas Piggin

On Tue, 3 Mar 2020 11:27:48 +1000, Nicholas Piggin wrote:
> 


Applied to powerpc/next.

[1/1] powerpc/build: vdso linker warning for orphan sections
      https://git.kernel.org/powerpc/c/f2af201002a8bc22500c04cc474ea480bf361351

cheers

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2020-03-03  1:27 [PATCH] powerpc/build: vdso linker warning for orphan sections Nicholas Piggin
2020-07-30 12:50 ` Michael Ellerman

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