diff mbox series

[2/6] linux-user: Drop image_info.alignment

Message ID 20241112203757.804320-3-richard.henderson@linaro.org
State New
Headers show
Series linux-user: Fix elf load and vdso alignment | expand

Commit Message

Richard Henderson Nov. 12, 2024, 8:37 p.m. UTC 
This field is write-only.  Use only the function-local
variable within load_elf_image.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
 linux-user/qemu.h    | 1 -
 linux-user/elfload.c | 7 +++----
 2 files changed, 3 insertions(+), 5 deletions(-)

Comments

Philippe Mathieu-Daudé Nov. 14, 2024, 4:07 p.m. UTC | #1 
On 12/11/24 20:37, Richard Henderson wrote:
> This field is write-only.  Use only the function-local
> variable within load_elf_image.
> 
> Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
> ---
>   linux-user/qemu.h    | 1 -
>   linux-user/elfload.c | 7 +++----
>   2 files changed, 3 insertions(+), 5 deletions(-)

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

Patch

diff --git a/linux-user/qemu.h b/linux-user/qemu.h
index 895bdd722a..67bc81b149 100644
--- a/linux-user/qemu.h
+++ b/linux-user/qemu.h
@@ -44,7 +44,6 @@  struct image_info {
         abi_ulong       file_string;
         uint32_t        elf_flags;
         int             personality;
-        abi_ulong       alignment;
         bool            exec_stack;
 
         /* Generic semihosting knows about these pointers. */
diff --git a/linux-user/elfload.c b/linux-user/elfload.c
index 90e79a01b4..ef9cffbe4a 100644
--- a/linux-user/elfload.c
+++ b/linux-user/elfload.c
@@ -3220,7 +3220,7 @@  static void load_elf_image(const char *image_name, const ImageSource *src,
      * amount of memory to handle that.  Locate the interpreter, if any.
      */
     loaddr = -1, hiaddr = 0;
-    info->alignment = 0;
+    align = 0;
     info->exec_stack = EXSTACK_DEFAULT;
     for (i = 0; i < ehdr->e_phnum; ++i) {
         struct elf_phdr *eppnt = phdr + i;
@@ -3234,7 +3234,7 @@  static void load_elf_image(const char *image_name, const ImageSource *src,
                 hiaddr = a;
             }
             ++info->nsegs;
-            info->alignment |= eppnt->p_align;
+            align |= eppnt->p_align;
         } else if (eppnt->p_type == PT_INTERP && pinterp_name) {
             g_autofree char *interp_name = NULL;
 
@@ -3264,8 +3264,7 @@  static void load_elf_image(const char *image_name, const ImageSource *src,
 
     load_addr = loaddr;
 
-    align = pow2ceil(info->alignment);
-    info->alignment = align;
+    align = pow2ceil(align);
 
     if (pinterp_name != NULL) {
         if (ehdr->e_type == ET_EXEC) {