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Message-ID: <9558d87f-582f-4e0f-ad2b-bb78e6e53f1e@gmail.com>
Date: Fri, 21 Mar 2025 17:28:27 +0100
MIME-Version: 1.0
User-Agent: Mozilla Thunderbird
Subject: Re: [PATCH 3/7] xen: remove -N from the linker command line
To: Roger Pau Monne <roger.pau@citrix.com>, xen-devel@lists.xenproject.org
Cc: Stefano Stabellini <sstabellini@kernel.org>, Julien Grall
 <julien@xen.org>, Bertrand Marquis <bertrand.marquis@arm.com>,
 Michal Orzel <michal.orzel@amd.com>,
 Volodymyr Babchuk <Volodymyr_Babchuk@epam.com>,
 Shawn Anastasio <sanastasio@raptorengineering.com>,
 Alistair Francis <alistair.francis@wdc.com>,
 Bob Eshleman <bobbyeshleman@gmail.com>, Connor Davis
 <connojdavis@gmail.com>, Jan Beulich <jbeulich@suse.com>,
 Andrew Cooper <andrew.cooper3@citrix.com>
References: <20250318173547.59475-1-roger.pau@citrix.com>
 <20250318173547.59475-4-roger.pau@citrix.com>
Content-Language: en-US
From: Oleksii Kurochko <oleksii.kurochko@gmail.com>
In-Reply-To: <20250318173547.59475-4-roger.pau@citrix.com>

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On 3/18/25 6:35 PM, Roger Pau Monne wrote:
> It's unclear why -N is being used in the first place.  It was added by
> commit 40828c657dd0c back in 2004 without any justification.
>
> When building a PE image it's actually detrimental to forcefully set the
> .text section as writable.  The GNU LD man page contains the following
> warning regarding the -N option:
>
>> Note: Although a writable text section is allowed for PE-COFF targets, it
>> does not conform to the format specification published by Microsoft.
> Remove the usage of -N uniformly on all architectures, assuming that the
> addition was simply done as a copy and paste of the original x86 linking
> rune.
>
> Signed-off-by: Roger Pau Monné<roger.pau@citrix.com>
> ---
>   xen/arch/arm/Makefile   |  6 +++---
>   xen/arch/ppc/Makefile   |  6 +++---
>   xen/arch/riscv/Makefile |  6 +++---

I think it is enough Jan's Reviewed-by, but just in case:
  Reviewed-by: Oleksii Kurochko<oleksii.kurochko@gmail.com>

Thanks.

~ Oleksii

>   xen/arch/x86/Makefile   | 12 ++++++------
>   4 files changed, 15 insertions(+), 15 deletions(-)
>
> diff --git a/xen/arch/arm/Makefile b/xen/arch/arm/Makefile
> index 4837ad467a06..129a109d6ec5 100644
> --- a/xen/arch/arm/Makefile
> +++ b/xen/arch/arm/Makefile
> @@ -97,19 +97,19 @@ ifeq ($(CONFIG_ARM_64),y)
>   endif
>   
>   $(TARGET)-syms: $(objtree)/prelink.o $(obj)/xen.lds
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< \
>   	    $(objtree)/common/symbols-dummy.o -o $(dot-target).0
>   	$(NM) -pa --format=sysv $(dot-target).0 \
>   		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
>   		> $(dot-target).0.S
>   	$(MAKE) $(build)=$(@D) $(dot-target).0.o
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< \
>   	    $(dot-target).0.o -o $(dot-target).1
>   	$(NM) -pa --format=sysv $(dot-target).1 \
>   		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
>   		> $(dot-target).1.S
>   	$(MAKE) $(build)=$(@D) $(dot-target).1.o
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< $(build_id_linker) \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< $(build_id_linker) \
>   	    $(dot-target).1.o -o $@
>   	$(NM) -pa --format=sysv $@ \
>   		| $(objtree)/tools/symbols --all-symbols --xensyms --sysv --sort \
> diff --git a/xen/arch/ppc/Makefile b/xen/arch/ppc/Makefile
> index 655d212f6687..cf27bcebb25a 100644
> --- a/xen/arch/ppc/Makefile
> +++ b/xen/arch/ppc/Makefile
> @@ -12,19 +12,19 @@ $(TARGET): $(TARGET)-syms
>   	cp -f $< $@
>   
>   $(TARGET)-syms: $(objtree)/prelink.o $(obj)/xen.lds
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< \
>   	    $(objtree)/common/symbols-dummy.o -o $(dot-target).0
>   	$(NM) -pa --format=sysv $(dot-target).0 \
>   		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
>   		> $(dot-target).0.S
>   	$(MAKE) $(build)=$(@D) $(dot-target).0.o
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< \
>   	    $(dot-target).0.o -o $(dot-target).1
>   	$(NM) -pa --format=sysv $(dot-target).1 \
>   		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
>   		> $(dot-target).1.S
>   	$(MAKE) $(build)=$(@D) $(dot-target).1.o
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< $(build_id_linker) \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< $(build_id_linker) \
>   	    $(dot-target).1.o -o $@
>   	$(NM) -pa --format=sysv $@ \
>   		| $(objtree)/tools/symbols --all-symbols --xensyms --sysv --sort \
> diff --git a/xen/arch/riscv/Makefile b/xen/arch/riscv/Makefile
> index b0c8270a9947..516f5d505ca8 100644
> --- a/xen/arch/riscv/Makefile
> +++ b/xen/arch/riscv/Makefile
> @@ -16,19 +16,19 @@ $(TARGET): $(TARGET)-syms
>   	$(OBJCOPY) -O binary -S $< $@
>   
>   $(TARGET)-syms: $(objtree)/prelink.o $(obj)/xen.lds
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< \
>   	    $(objtree)/common/symbols-dummy.o -o $(dot-target).0
>   	$(NM) -pa --format=sysv $(dot-target).0 \
>   		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
>   		> $(dot-target).0.S
>   	$(MAKE) $(build)=$(@D) $(dot-target).0.o
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< \
>   	    $(dot-target).0.o -o $(dot-target).1
>   	$(NM) -pa --format=sysv $(dot-target).1 \
>   		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
>   		> $(dot-target).1.S
>   	$(MAKE) $(build)=$(@D) $(dot-target).1.o
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< $(build_id_linker) \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< $(build_id_linker) \
>   	    $(dot-target).1.o -o $@
>   	$(NM) -pa --format=sysv $@ \
>   		| $(objtree)/tools/symbols --all-symbols --xensyms --sysv --sort \
> diff --git a/xen/arch/x86/Makefile b/xen/arch/x86/Makefile
> index f59c9665fdd0..c2f1dcf301d6 100644
> --- a/xen/arch/x86/Makefile
> +++ b/xen/arch/x86/Makefile
> @@ -139,19 +139,19 @@ $(TARGET): $(TARGET)-syms $(efi-y) $(obj)/boot/mkelf32
>   CFLAGS-$(XEN_BUILD_EFI) += -DXEN_BUILD_EFI
>   
>   $(TARGET)-syms: $(objtree)/prelink.o $(obj)/xen.lds
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< $(build_id_linker) \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< $(build_id_linker) \
>   	    $(objtree)/common/symbols-dummy.o -o $(dot-target).0
>   	$(NM) -pa --format=sysv $(dot-target).0 \
>   		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
>   		> $(dot-target).0.S
>   	$(MAKE) $(build)=$(@D) $(dot-target).0.o
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< $(build_id_linker) \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< $(build_id_linker) \
>   	    $(dot-target).0.o -o $(dot-target).1
>   	$(NM) -pa --format=sysv $(dot-target).1 \
>   		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort $(syms-warn-dup-y) \
>   		> $(dot-target).1.S
>   	$(MAKE) $(build)=$(@D) $(dot-target).1.o
> -	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $< $(build_id_linker) \
> +	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $< $(build_id_linker) \
>   	    $(orphan-handling-y) $(dot-target).1.o -o $@
>   	$(NM) -pa --format=sysv $@ \
>   		| $(objtree)/tools/symbols --all-symbols --xensyms --sysv --sort \
> @@ -212,7 +212,7 @@ ifeq ($(CONFIG_DEBUG_INFO),y)
>   	$(if $(filter --strip-debug,$(EFI_LDFLAGS)),echo,:) "Will strip debug info from $(@F)"
>   endif
>   	$(foreach base, $(VIRT_BASE) $(ALT_BASE), \
> -	          $(LD) $(call EFI_LDFLAGS,$(base)) -T $(obj)/efi.lds -N $< $(relocs-dummy) \
> +	          $(LD) $(call EFI_LDFLAGS,$(base)) -T $(obj)/efi.lds $< $(relocs-dummy) \
>   	                $(objtree)/common/symbols-dummy.o $(note_file_option) \
>   	                -o $(dot-target).$(base).0 &&) :
>   	$(MKRELOC) $(foreach base,$(VIRT_BASE) $(ALT_BASE),$(dot-target).$(base).0) \
> @@ -222,7 +222,7 @@ endif
>   		> $(dot-target).0s.S
>   	$(MAKE) $(build)=$(@D) .$(@F).0r.o .$(@F).0s.o
>   	$(foreach base, $(VIRT_BASE) $(ALT_BASE), \
> -	          $(LD) $(call EFI_LDFLAGS,$(base)) -T $(obj)/efi.lds -N $< \
> +	          $(LD) $(call EFI_LDFLAGS,$(base)) -T $(obj)/efi.lds $< \
>   	                $(dot-target).0r.o $(dot-target).0s.o $(note_file_option) \
>   	                -o $(dot-target).$(base).1 &&) :
>   	$(MKRELOC) $(foreach base,$(VIRT_BASE) $(ALT_BASE),$(dot-target).$(base).1) \
> @@ -231,7 +231,7 @@ endif
>   		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
>   		> $(dot-target).1s.S
>   	$(MAKE) $(build)=$(@D) .$(@F).1r.o .$(@F).1s.o
> -	$(LD) $(call EFI_LDFLAGS,$(VIRT_BASE)) -T $(obj)/efi.lds -N $< \
> +	$(LD) $(call EFI_LDFLAGS,$(VIRT_BASE)) -T $(obj)/efi.lds $< \
>   	      $(dot-target).1r.o $(dot-target).1s.o $(orphan-handling-y) \
>   	      $(note_file_option) -o $@
>   	$(NM) -pa --format=sysv $@ \
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    <p><br>
    </p>
    <div class="moz-cite-prefix">On 3/18/25 6:35 PM, Roger Pau Monne
      wrote:<br>
    </div>
    <blockquote type="cite"
      cite="mid:20250318173547.59475-4-roger.pau@citrix.com">
      <pre wrap="" class="moz-quote-pre">It's unclear why -N is being used in the first place.  It was added by
commit 40828c657dd0c back in 2004 without any justification.

When building a PE image it's actually detrimental to forcefully set the
.text section as writable.  The GNU LD man page contains the following
warning regarding the -N option:

</pre>
      <blockquote type="cite">
        <pre wrap="" class="moz-quote-pre">Note: Although a writable text section is allowed for PE-COFF targets, it
does not conform to the format specification published by Microsoft.
</pre>
      </blockquote>
      <pre wrap="" class="moz-quote-pre">
Remove the usage of -N uniformly on all architectures, assuming that the
addition was simply done as a copy and paste of the original x86 linking
rune.

Signed-off-by: Roger Pau Monné <a class="moz-txt-link-rfc2396E" href="mailto:roger.pau@citrix.com">&lt;roger.pau@citrix.com&gt;</a>
---
 xen/arch/arm/Makefile   |  6 +++---
 xen/arch/ppc/Makefile   |  6 +++---
 xen/arch/riscv/Makefile |  6 +++---</pre>
    </blockquote>
    <pre>I think it is enough Jan's Reviewed-by, but just in case:
 Reviewed-by: Oleksii Kurochko <a class="moz-txt-link-rfc2396E" href="mailto:oleksii.kurochko@gmail.com">&lt;oleksii.kurochko@gmail.com&gt;</a>

Thanks.

~ Oleksii
</pre>
    <blockquote type="cite"
      cite="mid:20250318173547.59475-4-roger.pau@citrix.com">
      <pre wrap="" class="moz-quote-pre">
 xen/arch/x86/Makefile   | 12 ++++++------
 4 files changed, 15 insertions(+), 15 deletions(-)

diff --git a/xen/arch/arm/Makefile b/xen/arch/arm/Makefile
index 4837ad467a06..129a109d6ec5 100644
--- a/xen/arch/arm/Makefile
+++ b/xen/arch/arm/Makefile
@@ -97,19 +97,19 @@ ifeq ($(CONFIG_ARM_64),y)
 endif
 
 $(TARGET)-syms: $(objtree)/prelink.o $(obj)/xen.lds
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; \
 	    $(objtree)/common/symbols-dummy.o -o $(dot-target).0
 	$(NM) -pa --format=sysv $(dot-target).0 \
 		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
 		&gt; $(dot-target).0.S
 	$(MAKE) $(build)=$(@D) $(dot-target).0.o
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; \
 	    $(dot-target).0.o -o $(dot-target).1
 	$(NM) -pa --format=sysv $(dot-target).1 \
 		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
 		&gt; $(dot-target).1.S
 	$(MAKE) $(build)=$(@D) $(dot-target).1.o
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; $(build_id_linker) \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; $(build_id_linker) \
 	    $(dot-target).1.o -o $@
 	$(NM) -pa --format=sysv $@ \
 		| $(objtree)/tools/symbols --all-symbols --xensyms --sysv --sort \
diff --git a/xen/arch/ppc/Makefile b/xen/arch/ppc/Makefile
index 655d212f6687..cf27bcebb25a 100644
--- a/xen/arch/ppc/Makefile
+++ b/xen/arch/ppc/Makefile
@@ -12,19 +12,19 @@ $(TARGET): $(TARGET)-syms
 	cp -f $&lt; $@
 
 $(TARGET)-syms: $(objtree)/prelink.o $(obj)/xen.lds
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; \
 	    $(objtree)/common/symbols-dummy.o -o $(dot-target).0
 	$(NM) -pa --format=sysv $(dot-target).0 \
 		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
 		&gt; $(dot-target).0.S
 	$(MAKE) $(build)=$(@D) $(dot-target).0.o
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; \
 	    $(dot-target).0.o -o $(dot-target).1
 	$(NM) -pa --format=sysv $(dot-target).1 \
 		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
 		&gt; $(dot-target).1.S
 	$(MAKE) $(build)=$(@D) $(dot-target).1.o
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; $(build_id_linker) \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; $(build_id_linker) \
 	    $(dot-target).1.o -o $@
 	$(NM) -pa --format=sysv $@ \
 		| $(objtree)/tools/symbols --all-symbols --xensyms --sysv --sort \
diff --git a/xen/arch/riscv/Makefile b/xen/arch/riscv/Makefile
index b0c8270a9947..516f5d505ca8 100644
--- a/xen/arch/riscv/Makefile
+++ b/xen/arch/riscv/Makefile
@@ -16,19 +16,19 @@ $(TARGET): $(TARGET)-syms
 	$(OBJCOPY) -O binary -S $&lt; $@
 
 $(TARGET)-syms: $(objtree)/prelink.o $(obj)/xen.lds
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; \
 	    $(objtree)/common/symbols-dummy.o -o $(dot-target).0
 	$(NM) -pa --format=sysv $(dot-target).0 \
 		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
 		&gt; $(dot-target).0.S
 	$(MAKE) $(build)=$(@D) $(dot-target).0.o
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; \
 	    $(dot-target).0.o -o $(dot-target).1
 	$(NM) -pa --format=sysv $(dot-target).1 \
 		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
 		&gt; $(dot-target).1.S
 	$(MAKE) $(build)=$(@D) $(dot-target).1.o
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; $(build_id_linker) \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; $(build_id_linker) \
 	    $(dot-target).1.o -o $@
 	$(NM) -pa --format=sysv $@ \
 		| $(objtree)/tools/symbols --all-symbols --xensyms --sysv --sort \
diff --git a/xen/arch/x86/Makefile b/xen/arch/x86/Makefile
index f59c9665fdd0..c2f1dcf301d6 100644
--- a/xen/arch/x86/Makefile
+++ b/xen/arch/x86/Makefile
@@ -139,19 +139,19 @@ $(TARGET): $(TARGET)-syms $(efi-y) $(obj)/boot/mkelf32
 CFLAGS-$(XEN_BUILD_EFI) += -DXEN_BUILD_EFI
 
 $(TARGET)-syms: $(objtree)/prelink.o $(obj)/xen.lds
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; $(build_id_linker) \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; $(build_id_linker) \
 	    $(objtree)/common/symbols-dummy.o -o $(dot-target).0
 	$(NM) -pa --format=sysv $(dot-target).0 \
 		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
 		&gt; $(dot-target).0.S
 	$(MAKE) $(build)=$(@D) $(dot-target).0.o
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; $(build_id_linker) \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; $(build_id_linker) \
 	    $(dot-target).0.o -o $(dot-target).1
 	$(NM) -pa --format=sysv $(dot-target).1 \
 		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort $(syms-warn-dup-y) \
 		&gt; $(dot-target).1.S
 	$(MAKE) $(build)=$(@D) $(dot-target).1.o
-	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds -N $&lt; $(build_id_linker) \
+	$(LD) $(XEN_LDFLAGS) -T $(obj)/xen.lds $&lt; $(build_id_linker) \
 	    $(orphan-handling-y) $(dot-target).1.o -o $@
 	$(NM) -pa --format=sysv $@ \
 		| $(objtree)/tools/symbols --all-symbols --xensyms --sysv --sort \
@@ -212,7 +212,7 @@ ifeq ($(CONFIG_DEBUG_INFO),y)
 	$(if $(filter --strip-debug,$(EFI_LDFLAGS)),echo,:) "Will strip debug info from $(@F)"
 endif
 	$(foreach base, $(VIRT_BASE) $(ALT_BASE), \
-	          $(LD) $(call EFI_LDFLAGS,$(base)) -T $(obj)/efi.lds -N $&lt; $(relocs-dummy) \
+	          $(LD) $(call EFI_LDFLAGS,$(base)) -T $(obj)/efi.lds $&lt; $(relocs-dummy) \
 	                $(objtree)/common/symbols-dummy.o $(note_file_option) \
 	                -o $(dot-target).$(base).0 &amp;&amp;) :
 	$(MKRELOC) $(foreach base,$(VIRT_BASE) $(ALT_BASE),$(dot-target).$(base).0) \
@@ -222,7 +222,7 @@ endif
 		&gt; $(dot-target).0s.S
 	$(MAKE) $(build)=$(@D) .$(@F).0r.o .$(@F).0s.o
 	$(foreach base, $(VIRT_BASE) $(ALT_BASE), \
-	          $(LD) $(call EFI_LDFLAGS,$(base)) -T $(obj)/efi.lds -N $&lt; \
+	          $(LD) $(call EFI_LDFLAGS,$(base)) -T $(obj)/efi.lds $&lt; \
 	                $(dot-target).0r.o $(dot-target).0s.o $(note_file_option) \
 	                -o $(dot-target).$(base).1 &amp;&amp;) :
 	$(MKRELOC) $(foreach base,$(VIRT_BASE) $(ALT_BASE),$(dot-target).$(base).1) \
@@ -231,7 +231,7 @@ endif
 		| $(objtree)/tools/symbols $(all_symbols) --sysv --sort \
 		&gt; $(dot-target).1s.S
 	$(MAKE) $(build)=$(@D) .$(@F).1r.o .$(@F).1s.o
-	$(LD) $(call EFI_LDFLAGS,$(VIRT_BASE)) -T $(obj)/efi.lds -N $&lt; \
+	$(LD) $(call EFI_LDFLAGS,$(VIRT_BASE)) -T $(obj)/efi.lds $&lt; \
 	      $(dot-target).1r.o $(dot-target).1s.o $(orphan-handling-y) \
 	      $(note_file_option) -o $@
 	$(NM) -pa --format=sysv $@ \
</pre>
    </blockquote>
  </body>
</html>

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