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| author |   Rusty Russell <rusty@rustcorp.com.au> | 2007-07-26 10:41:05 -0700 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@woody.linux-foundation.org> | 2007-07-26 11:35:17 -0700 |
| commit | f56a384e98aa81065038c4e16f39ed989ccae687 (patch) | |
| tree | 923bcaabd76a88351fe5e61370143350747a90c4 /drivers/lguest/page_tables.c | |
| parent | lguest: documentation VI: Switcher (diff) | |
| download | linux-dev-f56a384e98aa81065038c4e16f39ed989ccae687.tar.xz linux-dev-f56a384e98aa81065038c4e16f39ed989ccae687.zip | |
lguest: documentation VII: FIXMEs
Documentation: The FIXMEs
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/lguest/page_tables.c')
| -rw-r--r-- | drivers/lguest/page_tables.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/lguest/page_tables.c b/drivers/lguest/page_tables.c index cd047e81cd63..b7a924ace684 100644 --- a/drivers/lguest/page_tables.c +++ b/drivers/lguest/page_tables.c @@ -15,6 +15,11 @@ #include <asm/tlbflush.h> #include "lg.h" +/*M:008 We hold reference to pages, which prevents them from being swapped. + * It'd be nice to have a callback in the "struct mm_struct" when Linux wants + * to swap out. If we had this, and a shrinker callback to trim PTE pages, we + * could probably consider launching Guests as non-root. :*/ + /*H:300 * The Page Table Code * |