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| author |   Xiantao Zhang <xiantao.zhang@intel.com> | 2008-04-03 11:02:58 -0700 |
|---|---|---|
| committer |   Tony Luck <tony.luck@intel.com> | 2008-04-03 11:02:58 -0700 |
| commit | 96651896b8d9ad4244a1c3ed9691faa3e382f503 (patch) | |
| tree | d1982cf832e019deb8619fd0eae9133e5b98bc99 /arch/ia64/kernel/mca_asm.S | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb-2.6 (diff) | |
| download | linux-dev-96651896b8d9ad4244a1c3ed9691faa3e382f503.tar.xz linux-dev-96651896b8d9ad4244a1c3ed9691faa3e382f503.zip | |
[IA64] Add API for allocating Dynamic TR resource.
Dynamic TR resource should be managed in the uniform way.
Add two interfaces for kernel:
ia64_itr_entry: Allocate a (pair of) TR for caller.
ia64_ptr_entry: Purge a (pair of ) TR by caller.
Signed-off-by: Xiantao Zhang <xiantao.zhang@intel.com>
Signed-off-by: Anthony Xu <anthony.xu@intel.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
Diffstat (limited to 'arch/ia64/kernel/mca_asm.S')
| -rw-r--r-- | arch/ia64/kernel/mca_asm.S | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/arch/ia64/kernel/mca_asm.S b/arch/ia64/kernel/mca_asm.S index 8bc7d259e0c6..a06d46548ff9 100644 --- a/arch/ia64/kernel/mca_asm.S +++ b/arch/ia64/kernel/mca_asm.S @@ -219,8 +219,13 @@ ia64_reload_tr: mov r20=IA64_TR_CURRENT_STACK ;; itr.d dtr[r20]=r16 + GET_THIS_PADDR(r2, ia64_mca_tr_reload) + mov r18 = 1 ;; srlz.d + ;; + st8 [r2] =r18 + ;; done_tlb_purge_and_reload: |