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authorLinus Torvalds <torvalds@linux-foundation.org>2008-07-14 13:36:55 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-07-14 13:36:55 -0700
commit847106ff628805e1a0aa91e7f53381f3fdfcd839 (patch)
tree457c8d6a5ff20f4d0f28634a196f92273298e49e /include/linux/ptrace.h
parentc142bda458a9c81097238800e1bd8eeeea09913d (diff)
parent6f0f0fd496333777d53daff21a4e3b28c4d03a6d (diff)
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6: (25 commits) security: remove register_security hook security: remove dummy module fix security: remove dummy module security: remove unused sb_get_mnt_opts hook LSM/SELinux: show LSM mount options in /proc/mounts SELinux: allow fstype unknown to policy to use xattrs if present security: fix return of void-valued expressions SELinux: use do_each_thread as a proper do/while block SELinux: remove unused and shadowed addrlen variable SELinux: more user friendly unknown handling printk selinux: change handling of invalid classes (Was: Re: 2.6.26-rc5-mm1 selinux whine) SELinux: drop load_mutex in security_load_policy SELinux: fix off by 1 reference of class_to_string in context_struct_compute_av SELinux: open code sidtab lock SELinux: open code load_mutex SELinux: open code policy_rwlock selinux: fix endianness bug in network node address handling selinux: simplify ioctl checking SELinux: enable processes with mac_admin to get the raw inode contexts Security: split proc ptrace checking into read vs. attach ...
Diffstat (limited to 'include/linux/ptrace.h')
-rw-r--r--include/linux/ptrace.h8
1 files changed, 6 insertions, 2 deletions
diff --git a/include/linux/ptrace.h b/include/linux/ptrace.h
index f98501ba557..c6f5f9dd0ce 100644
--- a/include/linux/ptrace.h
+++ b/include/linux/ptrace.h
@@ -95,8 +95,12 @@ extern void __ptrace_link(struct task_struct *child,
struct task_struct *new_parent);
extern void __ptrace_unlink(struct task_struct *child);
extern void ptrace_untrace(struct task_struct *child);
-extern int ptrace_may_attach(struct task_struct *task);
-extern int __ptrace_may_attach(struct task_struct *task);
+#define PTRACE_MODE_READ 1
+#define PTRACE_MODE_ATTACH 2
+/* Returns 0 on success, -errno on denial. */
+extern int __ptrace_may_access(struct task_struct *task, unsigned int mode);
+/* Returns true on success, false on denial. */
+extern bool ptrace_may_access(struct task_struct *task, unsigned int mode);
static inline int ptrace_reparented(struct task_struct *child)
{