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| author | David S. Miller <davem@davemloft.net> | 2009-01-26 17:43:16 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-01-26 17:43:16 -0800 |
| commit | 3eacdf58c2c0b9507afedfc19108e98b992c31e4 (patch) | |
| tree | d95e7e022ff6e6181edce43fe97cf2883b5a91ed /drivers/xen/balloon.c | |
| parent | dd0a251c8e087bca05e8f9a3657078591ae6e12b (diff) | |
| parent | 5376071069ec8a7e6a8112beab16fc24f5139475 (diff) | |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Diffstat (limited to 'drivers/xen/balloon.c')
| -rw-r--r-- | drivers/xen/balloon.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c index 8dc7109d61b7..2ba8f95516a0 100644 --- a/drivers/xen/balloon.c +++ b/drivers/xen/balloon.c @@ -298,6 +298,14 @@ static int decrease_reservation(unsigned long nr_pages) frame_list[i] = pfn_to_mfn(pfn); scrub_page(page); + + if (!PageHighMem(page)) { + ret = HYPERVISOR_update_va_mapping( + (unsigned long)__va(pfn << PAGE_SHIFT), + __pte_ma(0), 0); + BUG_ON(ret); + } + } /* Ensure that ballooned highmem pages don't have kmaps. */ |