Messages in this thread Patch in this message | | | Date | Tue, 3 Oct 2006 13:06:28 -0400 | From | Vivek Goyal <> | Subject | [PATCH 2/12] i386: align data section to 4K boundary |
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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> ---
arch/i386/kernel/vmlinux.lds.S | 1 + 1 file changed, 1 insertion(+)
diff -puN arch/i386/kernel/vmlinux.lds.S~i386-force-data-section-to-4K-aligned arch/i386/kernel/vmlinux.lds.S --- linux-2.6.18-git17/arch/i386/kernel/vmlinux.lds.S~i386-force-data-section-to-4K-aligned 2006-10-02 13:17:58.000000000 -0400 +++ linux-2.6.18-git17-root/arch/i386/kernel/vmlinux.lds.S 2006-10-02 14:38:17.000000000 -0400 @@ -52,6 +52,7 @@ SECTIONS } /* writeable */ + . = ALIGN(4096); .data : AT(ADDR(.data) - LOAD_OFFSET) { /* Data */ *(.data) CONSTRUCTORS _ - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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