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| author | David Vrabel <david.vrabel@citrix.com> | 2011-08-22 10:16:15 +0100 |
|---|---|---|
| committer | David Vrabel <david.vrabel@citrix.com> | 2011-08-22 10:16:15 +0100 |
| commit | b7797d5854da9f382841d1d758f69c59b6b7616f (patch) | |
| tree | 7d66a844dae0e057b0bf252939345d0a65937bdd | |
| parent | 90a3c688f30c92cc943c2ac3307933eb9b4c5c52 (diff) | |
| download | xen-b7797d5854da9f382841d1d758f69c59b6b7616f.tar.gz xen-b7797d5854da9f382841d1d758f69c59b6b7616f.tar.bz2 xen-b7797d5854da9f382841d1d758f69c59b6b7616f.zip | |
x86: use 'dom0_mem' to limit the number of pages for dom0
Use the 'dom0_mem' command line option to set the maximum number of
pages for dom0. dom0 can use then use the XENMEM_maximum_reservation
memory op to automatically find this limit and reduce the size of any
page tables etc.
Signed-off-by: David Vrabel <david.vrabel@citrix.com>
xen-unstable changeset: 23779:c56dd5eb0fa2
xen-unstable date: Mon Aug 22 10:05:27 2011 +0100
| -rw-r--r-- | xen/arch/x86/domain_build.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/xen/arch/x86/domain_build.c b/xen/arch/x86/domain_build.c index 63adfa7d24..00cb3830d8 100644 --- a/xen/arch/x86/domain_build.c +++ b/xen/arch/x86/domain_build.c @@ -253,6 +253,8 @@ static unsigned long __init compute_dom0_nr_pages( } #endif + d->max_pages = min(max_pages, avail); + return nr_pages; } |