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security: update security_file_mmap() docs

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This documents the fields added to security_file_mmap() that were
introduced in ed03218951.

Signed-off-by: Kees Cook <keescook@chromium.org>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Kees Cook 2011-12-19 11:32:56 -08:00 committed by James Morris
parent 2ff6fa8faf
commit 114d6e9c10
1 changed files with 2 additions and 0 deletions
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include/linux/security.h
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@ -590,6 +590,8 @@ static inline void security_free_mnt_opts(struct security_mnt_opts *opts)
* @reqprot contains the protection requested by the application.
* @prot contains the protection that will be applied by the kernel.
* @flags contains the operational flags.
* @addr contains virtual address that will be used for the operation.
* @addr_only contains a boolean: 0 if file-backed VMA, otherwise 1.
* Return 0 if permission is granted.
* @file_mprotect:
* Check permissions before changing memory access permissions.