diff options
Diffstat (limited to 'Documentation/vm')
-rw-r--r-- | Documentation/vm/remap_file_pages.txt | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/Documentation/vm/remap_file_pages.txt b/Documentation/vm/remap_file_pages.txt index 560e4363a55d..f609142f406a 100644 --- a/Documentation/vm/remap_file_pages.txt +++ b/Documentation/vm/remap_file_pages.txt | |||
@@ -18,10 +18,9 @@ on 32-bit systems to map files bigger than can linearly fit into 32-bit | |||
18 | virtual address space. This use-case is not critical anymore since 64-bit | 18 | virtual address space. This use-case is not critical anymore since 64-bit |
19 | systems are widely available. | 19 | systems are widely available. |
20 | 20 | ||
21 | The plan is to deprecate the syscall and replace it with an emulation. | 21 | The syscall is deprecated and replaced it with an emulation now. The |
22 | The emulation will create new VMAs instead of nonlinear mappings. It's | 22 | emulation creates new VMAs instead of nonlinear mappings. It's going to |
23 | going to work slower for rare users of remap_file_pages() but ABI is | 23 | work slower for rare users of remap_file_pages() but ABI is preserved. |
24 | preserved. | ||
25 | 24 | ||
26 | One side effect of emulation (apart from performance) is that user can hit | 25 | One side effect of emulation (apart from performance) is that user can hit |
27 | vm.max_map_count limit more easily due to additional VMAs. See comment for | 26 | vm.max_map_count limit more easily due to additional VMAs. See comment for |