Messages in this thread Patch in this message | | | Subject | [PATCH] ppc64: Fix zImage wrapper incorrect size to flush_cache() | From | Benjamin Herrenschmidt <> | Date | Tue, 01 Mar 2005 15:29:25 +1100 |
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Hi !
This patch fixes a bug in the ppc64 zImage wrapper causing it to pass an incorrect size to flush_cache() when flushing the data and instruction caches prior to jumping to the kernel entry. This causes crashes on firmare environment that do strict MMU mapping only of actually allocated areas
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
--- dingo/2.6.10-bk5/arch/ppc64/boot/main.c 2004-12-25 08:35:50.000000000 +1100 +++ 2.6.10-bk5/arch/ppc64/boot/main.c 2005-02-16 17:10:49.194263268 +1100 @@ -200,7 +200,7 @@ vmlinux.addr += (unsigned long)elf64ph->p_offset; vmlinux.size -= (unsigned long)elf64ph->p_offset; - flush_cache((void *)vmlinux.addr, vmlinux.memsize); + flush_cache((void *)vmlinux.addr, vmlinux.size); if (a1) printf("initrd head: 0x%lx\n\r", *((u32 *)initrd.addr));
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