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author | Glauber de Oliveira Costa <gcosta@redhat.com> | 2008-01-07 11:05:30 -0200 |
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committer | Rusty Russell <rusty@rustcorp.com.au> | 2008-01-30 22:50:09 +1100 |
commit | 0c78441cf4dd66f66e23dc085f0cc1e3e8669b96 (patch) | |
tree | 33216420c6300df9a345247dc6e0b669ce5b2198 /drivers/lguest/page_tables.c | |
parent | 177e449dc5bd4cf8dc48d66abee61ddf34b126b9 (diff) | |
download | op-kernel-dev-0c78441cf4dd66f66e23dc085f0cc1e3e8669b96.zip op-kernel-dev-0c78441cf4dd66f66e23dc085f0cc1e3e8669b96.tar.gz |
lguest: map_switcher_in_guest() per-vcpu
The switcher needs to be mapped per-vcpu, because different vcpus
will potentially have different page tables (they don't have to,
because threads will share the same).
So our first step is the make the function receive a vcpu struct
Signed-off-by: Glauber de Oliveira Costa <gcosta@redhat.com>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Diffstat (limited to 'drivers/lguest/page_tables.c')
-rw-r--r-- | drivers/lguest/page_tables.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/lguest/page_tables.c b/drivers/lguest/page_tables.c index fffabb3..17d3329 100644 --- a/drivers/lguest/page_tables.c +++ b/drivers/lguest/page_tables.c @@ -634,8 +634,9 @@ void free_guest_pagetable(struct lguest *lg) * Guest (and not the pages for other CPUs). We have the appropriate PTE pages * for each CPU already set up, we just need to hook them in now we know which * Guest is about to run on this CPU. */ -void map_switcher_in_guest(struct lguest *lg, struct lguest_pages *pages) +void map_switcher_in_guest(struct lg_cpu *cpu, struct lguest_pages *pages) { + struct lguest *lg = cpu->lg; pte_t *switcher_pte_page = __get_cpu_var(switcher_pte_pages); pgd_t switcher_pgd; pte_t regs_pte; |