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-rw-r--r--include/linux/binfmts.h5
-rw-r--r--include/linux/sched.h2
-rw-r--r--include/linux/sysctl.h1
3 files changed, 7 insertions, 1 deletions
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index 7e736e201c46..c1e82c514443 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -69,6 +69,11 @@ extern void remove_arg_zero(struct linux_binprm *);
extern int search_binary_handler(struct linux_binprm *,struct pt_regs *);
extern int flush_old_exec(struct linux_binprm * bprm);
+extern int suid_dumpable;
+#define SUID_DUMP_DISABLE 0 /* No setuid dumping */
+#define SUID_DUMP_USER 1 /* Dump as user of process */
+#define SUID_DUMP_ROOT 2 /* Dump as root */
+
/* Stack area protections */
#define EXSTACK_DEFAULT 0 /* Whatever the arch defaults to */
#define EXSTACK_DISABLE_X 1 /* Disable executable stacks */
diff --git a/include/linux/sched.h b/include/linux/sched.h
index b58afd97a180..901742f92389 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -246,7 +246,7 @@ struct mm_struct {
unsigned long saved_auxv[42]; /* for /proc/PID/auxv */
- unsigned dumpable:1;
+ unsigned dumpable:2;
cpumask_t cpu_vm_mask;
/* Architecture-specific MM context */
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index a17745c80a91..614e939c78a4 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -136,6 +136,7 @@ enum
KERN_UNKNOWN_NMI_PANIC=66, /* int: unknown nmi panic flag */
KERN_BOOTLOADER_TYPE=67, /* int: boot loader type */
KERN_RANDOMIZE=68, /* int: randomize virtual address space */
+ KERN_SETUID_DUMPABLE=69, /* int: behaviour of dumps for setuid core */
};