[PATCH 6/6] linux-user/ppc: Reduce vdso alignment to 4k

Richard Henderson posted 6 patches 1 week, 3 days ago
[PATCH 6/6] linux-user/ppc: Reduce vdso alignment to 4k
Posted by Richard Henderson 1 week, 3 days ago
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/ppc/Makefile.vdso |   6 ++++--
 linux-user/ppc/vdso-32.so    | Bin 3020 -> 3020 bytes
 linux-user/ppc/vdso-64.so    | Bin 3896 -> 3896 bytes
 linux-user/ppc/vdso-64le.so  | Bin 3896 -> 3896 bytes
 4 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/linux-user/ppc/Makefile.vdso b/linux-user/ppc/Makefile.vdso
index 3ca3c6b83e..e2b8facbb5 100644
--- a/linux-user/ppc/Makefile.vdso
+++ b/linux-user/ppc/Makefile.vdso
@@ -6,9 +6,11 @@ VPATH += $(SUBDIR)
 all: $(SUBDIR)/vdso-32.so $(SUBDIR)/vdso-64.so $(SUBDIR)/vdso-64le.so
 
 LDFLAGS32 = -nostdlib -shared -Wl,-T,$(SUBDIR)/vdso-32.ld \
-            -Wl,-h,linux-vdso32.so.1 -Wl,--hash-style=both -Wl,--build-id=sha1
+            -Wl,-h,linux-vdso32.so.1 -Wl,--hash-style=both \
+	    -Wl,--build-id=sha1 -Wl,-z,max-page-size=4096
 LDFLAGS64 = -nostdlib -shared -Wl,-T,$(SUBDIR)/vdso-64.ld \
-            -Wl,-h,linux-vdso64.so.1 -Wl,--hash-style=both -Wl,--build-id=sha1
+            -Wl,-h,linux-vdso64.so.1 -Wl,--hash-style=both \
+	    -Wl,--build-id=sha1 -Wl,-z,max-page-size=4096
 
 $(SUBDIR)/vdso-32.so: vdso.S vdso-32.ld vdso-asmoffset.h
 	$(CC) -o $@ $(LDFLAGS32) -m32 $<
diff --git a/linux-user/ppc/vdso-32.so b/linux-user/ppc/vdso-32.so
index b19baafb0d38e15b4a24def5c44a6d684714be45..0dc55e0dddff618b954dbb939335e99956daf64a 100755
GIT binary patch
delta 42
zcmV+_0M-A@7t9xsCINtvCrSbU5Rr3n6lq1YQP%3b&XBjV4sl%JXqmbIL$UbO3Tx34
A(f|Me

delta 42
xcmX>jenxzP8Y9C*buT6$SzIX6c=(tjbAN``v6&a|RP{JtzgDQRW#f-4TmVmR5>WsE

diff --git a/linux-user/ppc/vdso-64.so b/linux-user/ppc/vdso-64.so
index 913c831b3819fc09912b9b31f7fbe9ee311ae12f..ac1ab2582e4675979ffca3ce90dce17df579ab2a 100755
GIT binary patch
delta 38
wcmV+>0NMYz9=INmtpWfLk*~QFqejR%tq=sGFts+qF9Cf{%e>^#vwQ)(4KYR#WB>pF

delta 38
wcmV+>0NMYz9=INmtpWi6k*~QF<@TF=qRS8+wHM`Qf0n_&>m=ZivwQ)(4PLhrs{jB1

diff --git a/linux-user/ppc/vdso-64le.so b/linux-user/ppc/vdso-64le.so
index 258a03b807c4eca23547d978c16d1ad5ebd08bc5..424abb4290b7d3100e9dede2f3059483608ba703 100755
GIT binary patch
delta 38
wcmV+>0NMYz9=INmsR9rHk*mEFj|Vri9^_Z(nV0Nw;)4VN>*aZovwQ)(4Mvj@kpKVy

delta 38
wcmV+>0NMYz9=INmsR952k*mEF`$9%&`;)~jB!C2C?=itIoQ(CfvwQ)(4MbHDMgRZ+

-- 
2.43.0
Re: [PATCH 6/6] linux-user/ppc: Reduce vdso alignment to 4k
Posted by Philippe Mathieu-Daudé 1 week, 2 days ago
On 12/11/24 20:37, Richard Henderson wrote:
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   linux-user/ppc/Makefile.vdso |   6 ++++--
>   linux-user/ppc/vdso-32.so    | Bin 3020 -> 3020 bytes
>   linux-user/ppc/vdso-64.so    | Bin 3896 -> 3896 bytes
>   linux-user/ppc/vdso-64le.so  | Bin 3896 -> 3896 bytes
>   4 files changed, 4 insertions(+), 2 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>