aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/xen
diff options
context:
space:
mode:
authorDaniel Kiper <dkiper@net-space.pl>2011-03-28 11:32:31 +0200
committerKonrad Rzeszutek Wilk <konrad.wilk@oracle.com>2011-03-30 11:52:04 -0400
commita7f3c8f1da1050ad778c3a3930f07c63a5ec570b (patch)
tree6820a79adfbf6a14fc41931a2be1213739482eec /drivers/xen
parent0ce790e7d736cedc563e1fb4e998babf5a4dbc3d (diff)
downloadkernel_samsung_smdk4412-a7f3c8f1da1050ad778c3a3930f07c63a5ec570b.zip
kernel_samsung_smdk4412-a7f3c8f1da1050ad778c3a3930f07c63a5ec570b.tar.gz
kernel_samsung_smdk4412-a7f3c8f1da1050ad778c3a3930f07c63a5ec570b.tar.bz2
xen/balloon: Use PageHighMem() for high memory page detection
Replace pfn < max_low_pfn by !PageHighMem() in increase_reservation(). It makes more clearer what is going on. Acked-by: Ian Campbell <ian.campbell@citrix.com> Acked-by: Daniel De Graaf <dgdegra@tycho.nsa.gov> Signed-off-by: Daniel Kiper <dkiper@net-space.pl> Signed-off-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Diffstat (limited to 'drivers/xen')
-rw-r--r--drivers/xen/balloon.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index 043af8a..61665b2 100644
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -246,7 +246,7 @@ static enum bp_state increase_reservation(unsigned long nr_pages)
set_phys_to_machine(pfn, frame_list[i]);
/* Link back into the page tables if not highmem. */
- if (!xen_hvm_domain() && pfn < max_low_pfn) {
+ if (!xen_hvm_domain() && !PageHighMem(page)) {
int ret;
ret = HYPERVISOR_update_va_mapping(
(unsigned long)__va(pfn << PAGE_SHIFT),