diff options
author | Simon Glass | 2021-10-23 17:25:58 -0600 |
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committer | Simon Glass | 2021-11-28 16:51:51 -0700 |
commit | a0ff280a8988dd62c8dc9a3156f6f80a346000e5 (patch) | |
tree | 9645997be3a755337f658716b01c5b875cac3c4a /include/os.h | |
parent | 15156c95e9710447cc66f4b18009220bc4098d4e (diff) |
sandbox: Support unmapping a file
Add the opposite of mapping, so that we can unmap and avoid running out of
address space.
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include/os.h')
-rw-r--r-- | include/os.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/include/os.h b/include/os.h index 770d76e02f7..4cbcbd93a71 100644 --- a/include/os.h +++ b/include/os.h @@ -419,6 +419,15 @@ int os_read_file(const char *name, void **bufp, int *sizep); */ int os_map_file(const char *pathname, int os_flags, void **bufp, int *sizep); +/** + * os_unmap() - Unmap a file previously mapped + * + * @buf: Mapped address + * @size: Size in bytes + * Return: 0 if OK, -ve on error + */ +int os_unmap(void *buf, int size); + /* * os_find_text_base() - Find the text section in this running process * |