Create a new PR. https://github.com/tianocore/edk2/pull/1725

-----Original Message-----
From: devel@edk2.groups.io <devel@edk2.groups.io> On Behalf Of Bob Feng
Sent: Wednesday, June 16, 2021 6:53 PM
To: Liming Gao <gaolim...@byosoft.com.cn>; devel@edk2.groups.io
Cc: Ni, Ray <ray...@intel.com>
Subject: Re: [edk2-devel] [patch v2 1/1] BaseTools GenFw: Keep read only alloc 
section as text when convert ELF

Created a PR. https://github.com/tianocore/edk2/pull/1724

-----Original Message-----
From: Liming Gao <gaolim...@byosoft.com.cn>
Sent: Wednesday, June 16, 2021 3:58 PM
To: devel@edk2.groups.io
Cc: gaoliming <gaolim...@byosoft.com.cn>; Feng, Bob C <bob.c.f...@intel.com>; 
Ni, Ray <ray...@intel.com>
Subject: [patch v2 1/1] BaseTools GenFw: Keep read only alloc section as text 
when convert ELF

From: gaoliming <gaolim...@byosoft.com.cn>

This is the fix of the regression issue at c6b872c6.
Based on ELF spec, readonly alloc section is .rodata section. It is used.
This fix is to add back original check logic for ELF section. Now, the readonly 
alloc section and execute alloc section are regarded as .text.

Signed-off-by: Liming Gao <gaolim...@byosoft.com.cn>
Cc: Bob Feng <bob.c.f...@intel.com>
Cc: Ray Ni <ray...@intel.com>
Reviewed-by: Bob Feng <bob.c.f...@intel.com>
---
 In v2, update commit message to pass patch check.

 BaseTools/Source/C/GenFw/Elf32Convert.c | 3 ++-  
BaseTools/Source/C/GenFw/Elf64Convert.c | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/BaseTools/Source/C/GenFw/Elf32Convert.c 
b/BaseTools/Source/C/GenFw/Elf32Convert.c
index 314f8233234d..d917a444c82d 100644
--- a/BaseTools/Source/C/GenFw/Elf32Convert.c
+++ b/BaseTools/Source/C/GenFw/Elf32Convert.c
@@ -238,7 +238,8 @@ IsTextShdr (
   Elf_Shdr *Shdr
   )
 {
-  return (BOOLEAN) ((Shdr->sh_flags & (SHF_EXECINSTR | SHF_ALLOC)) == 
(SHF_EXECINSTR | SHF_ALLOC));
+  return (BOOLEAN) (((Shdr->sh_flags & (SHF_EXECINSTR | SHF_ALLOC)) == 
(SHF_EXECINSTR | SHF_ALLOC)) ||
+                   ((Shdr->sh_flags & (SHF_WRITE | SHF_ALLOC)) == 
+ SHF_ALLOC));
 }
 
 STATIC
diff --git a/BaseTools/Source/C/GenFw/Elf64Convert.c 
b/BaseTools/Source/C/GenFw/Elf64Convert.c
index 8b09db7b690b..33031ec8f6e7 100644
--- a/BaseTools/Source/C/GenFw/Elf64Convert.c
+++ b/BaseTools/Source/C/GenFw/Elf64Convert.c
@@ -246,7 +246,8 @@ IsTextShdr (
   Elf_Shdr *Shdr
   )
 {
-  return (BOOLEAN) ((Shdr->sh_flags & (SHF_EXECINSTR | SHF_ALLOC)) == 
(SHF_EXECINSTR | SHF_ALLOC));
+  return (BOOLEAN) (((Shdr->sh_flags & (SHF_EXECINSTR | SHF_ALLOC)) == 
(SHF_EXECINSTR | SHF_ALLOC)) ||
+                   ((Shdr->sh_flags & (SHF_WRITE | SHF_ALLOC)) == 
+ SHF_ALLOC));
 }
 
 STATIC
--
2.27.0.windows.1









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