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[PATCH] i386: Force data segment to be 4K aligned

o Currently there is no specific alignment restriction in linker script
  and in some cases it can be placed non 4K aligned addresses. This fails
  kexec which checks that segment to be loaded is page aligned.

o I guess, it does not harm data segment to be 4K aligned.

Signed-off-by: Vivek Goyal <vgoyal@in.ibm.com>
Signed-off-by: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Vivek Goyal 18 vuotta sitten
vanhempi
commit
c06cb8b1c4
1 muutettua tiedostoa jossa 1 lisäystä ja 0 poistoa
  1. 1 0
      arch/i386/kernel/vmlinux.lds.S

+ 1 - 0
arch/i386/kernel/vmlinux.lds.S

@@ -51,6 +51,7 @@ SECTIONS
   __tracedata_end = .;
 
   /* writeable */
+  . = ALIGN(4096);
   .data : AT(ADDR(.data) - LOAD_OFFSET) {	/* Data */
 	*(.data)
 	CONSTRUCTORS