ia64/xen-unstable

changeset 10447:056622b0f8f7

[IA64] memory exchange: update comment

update comment. s/steal_page_for_grant_transfer/steal_page/g

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
author awilliam@xenbuild.aw
date Fri Jun 23 15:13:54 2006 -0600 (2006-06-23)
parents d107bfd5a4ae
children 39562deee9b8
files xen/arch/ia64/xen/mm.c
line diff
     1.1 --- a/xen/arch/ia64/xen/mm.c	Fri Jun 23 15:12:10 2006 -0600
     1.2 +++ b/xen/arch/ia64/xen/mm.c	Fri Jun 23 15:13:54 2006 -0600
     1.3 @@ -64,7 +64,7 @@
     1.4   *   - cmpxchg p2m entry
     1.5   *     assign_domain_page_cmpxchg_rel()
     1.6   *     destroy_grant_host_mapping()
     1.7 - *     steal_page_for_grant_transfer()
     1.8 + *     steal_page()
     1.9   *     zap_domain_page_one()
    1.10   *   - read p2m entry
    1.11   *     lookup_alloc_domain_pte() and its variants.
    1.12 @@ -134,7 +134,7 @@
    1.13   *   This is a race between reading/writing the p2m entry.
    1.14   *   reader: vcpu_itc_i(), vcpu_itc_d(), ia64_do_page_fault(), vcpu_fc()
    1.15   *   writer: assign_domain_page_cmpxchg_rel(), destroy_grant_host_mapping(), 
    1.16 - *           steal_page_for_grant_transfer(), zap_domain_page_one()
    1.17 + *           steal_page(), zap_domain_page_one()
    1.18   * 
    1.19   *   For example, vcpu_itc_i() is about to insert tlb by calling
    1.20   *   vcpu_itc_no_srlz() after reading the p2m entry.
    1.21 @@ -152,7 +152,7 @@
    1.22   *   reader: vcpu_get_domain_bundle(), vmx_get_domain_bundle(),
    1.23   *           efi_emulate_get_time()
    1.24   *   writer: assign_domain_page_cmpxchg_rel(), destroy_grant_host_mapping(), 
    1.25 - *           steal_page_for_grant_transfer(), zap_domain_page_one()
    1.26 + *           steal_page(), zap_domain_page_one()
    1.27   * 
    1.28   *   A page which assigned to a domain can be de-assigned by another vcpu.
    1.29   *   So before read/write to a domain page, the page's reference count