diff options
Diffstat (limited to 'arch/x86/lguest/boot.c')
| -rw-r--r-- | arch/x86/lguest/boot.c | 17 |
1 files changed, 1 insertions, 16 deletions
diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c index 495e46a1f111..d2235db4085f 100644 --- a/arch/x86/lguest/boot.c +++ b/arch/x86/lguest/boot.c @@ -928,18 +928,8 @@ static unsigned lguest_patch(u8 type, u16 clobber, void *ibuf, /*G:030 Once we get to lguest_init(), we know we're a Guest. The pv_ops * structures in the kernel provide points for (almost) every routine we have * to override to avoid privileged instructions. */ -__init void lguest_init(void *boot) +__init void lguest_init(void) { - /* Copy boot parameters first: the Launcher put the physical location - * in %esi, and head.S converted that to a virtual address and handed - * it to us. We use "__memcpy" because "memcpy" sometimes tries to do - * tricky things to go faster, and we're not ready for that. */ - __memcpy(&boot_params, boot, PARAM_SIZE); - /* The boot parameters also tell us where the command-line is: save - * that, too. */ - __memcpy(boot_command_line, __va(boot_params.hdr.cmd_line_ptr), - COMMAND_LINE_SIZE); - /* We're under lguest, paravirt is enabled, and we're running at * privilege level 1, not 0 as normal. */ pv_info.name = "lguest"; @@ -1024,11 +1014,6 @@ __init void lguest_init(void *boot) * the normal data segment to get through booting. */ asm volatile ("mov %0, %%fs" : : "r" (__KERNEL_DS) : "memory"); - /* Clear the part of the kernel data which is expected to be zero. - * Normally it will be anyway, but if we're loading from a bzImage with - * CONFIG_RELOCATALE=y, the relocations will be sitting here. */ - memset(__bss_start, 0, __bss_stop - __bss_start); - /* The Host uses the top of the Guest's virtual address space for the * Host<->Guest Switcher, and it tells us how much it needs in * lguest_data.reserve_mem, set up on the LGUEST_INIT hypercall. */ |