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| author | Kenneth W. Chen <kenneth.w.chen@intel.com> | 2004-08-18 18:18:02 +0000 |
|---|---|---|
| committer | Tony Luck <aegl@agluck-lia64.sc.intel.com> | 2004-08-18 18:18:02 +0000 |
| commit | 30ec7ab16e5fc73ba4d9b4d44868448d6b43ea9e (patch) | |
| tree | 7eeeb828e4eb5a5b7adc579fd312a2ad9fd180bf | |
| parent | a51818443b5060d556f7d0ef50109632eb6f1d3d (diff) | |
[IA64] head.S: update comments to match code
Update comments in function ia64_switch_mode_virt() to reflect actual
implementation from recent region 5 init_task bug fix.
Signed-off-by: Ken Chen <kenneth.w.chen@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
| -rw-r--r-- | arch/ia64/kernel/head.S | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S index 032defb0f79d..0e821d0c3710 100644 --- a/arch/ia64/kernel/head.S +++ b/arch/ia64/kernel/head.S @@ -781,8 +781,7 @@ GLOBAL_ENTRY(ia64_switch_mode_virt) // going to virtual // - for code addresses, set upper bits of addr to KERNEL_START - // - for stack addresses, set upper 3 bits to 0xe.... Dont change any of the - // lower bits since we want it to stay identity mapped + // - for stack addresses, copy from input argument movl r18=KERNEL_START dep r3=0,r3,KERNEL_TR_PAGE_SHIFT,64-KERNEL_TR_PAGE_SHIFT dep r14=0,r14,KERNEL_TR_PAGE_SHIFT,64-KERNEL_TR_PAGE_SHIFT |