summaryrefslogtreecommitdiffstats
path: root/arch/xtensa/include
diff options
context:
space:
mode:
Diffstat (limited to 'arch/xtensa/include')
-rw-r--r--arch/xtensa/include/asm/mman.h5
-rw-r--r--arch/xtensa/include/asm/socket.h3
-rw-r--r--arch/xtensa/include/asm/thread_info.h4
-rw-r--r--arch/xtensa/include/asm/tlb.h2
4 files changed, 10 insertions, 4 deletions
diff --git a/arch/xtensa/include/asm/mman.h b/arch/xtensa/include/asm/mman.h
index 9b92620c8a1..fca4db425f6 100644
--- a/arch/xtensa/include/asm/mman.h
+++ b/arch/xtensa/include/asm/mman.h
@@ -53,6 +53,8 @@
#define MAP_LOCKED 0x8000 /* pages are locked */
#define MAP_POPULATE 0x10000 /* populate (prefault) pagetables */
#define MAP_NONBLOCK 0x20000 /* do not block on IO */
+#define MAP_STACK 0x40000 /* give out an address that is best suited for process/thread stacks */
+#define MAP_HUGETLB 0x80000 /* create a huge page mapping */
/*
* Flags for msync
@@ -78,6 +80,9 @@
#define MADV_DONTFORK 10 /* don't inherit across fork */
#define MADV_DOFORK 11 /* do inherit across fork */
+#define MADV_MERGEABLE 12 /* KSM may merge identical pages */
+#define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */
+
/* compatibility flags */
#define MAP_FILE 0
diff --git a/arch/xtensa/include/asm/socket.h b/arch/xtensa/include/asm/socket.h
index dd1a7a4a1ce..beb3a6bdb61 100644
--- a/arch/xtensa/include/asm/socket.h
+++ b/arch/xtensa/include/asm/socket.h
@@ -68,4 +68,7 @@
#define SO_TIMESTAMPING 37
#define SCM_TIMESTAMPING SO_TIMESTAMPING
+#define SO_PROTOCOL 38
+#define SO_DOMAIN 39
+
#endif /* _XTENSA_SOCKET_H */
diff --git a/arch/xtensa/include/asm/thread_info.h b/arch/xtensa/include/asm/thread_info.h
index 0f4fe1faf9b..13165641cc5 100644
--- a/arch/xtensa/include/asm/thread_info.h
+++ b/arch/xtensa/include/asm/thread_info.h
@@ -80,8 +80,6 @@ struct thread_info {
/*
* macros/functions for gaining access to the thread information structure
- *
- * preempt_count needs to be 1 initially, until the scheduler is functional.
*/
#ifndef __ASSEMBLY__
@@ -92,7 +90,7 @@ struct thread_info {
.exec_domain = &default_exec_domain, \
.flags = 0, \
.cpu = 0, \
- .preempt_count = 1, \
+ .preempt_count = INIT_PREEMPT_COUNT, \
.addr_limit = KERNEL_DS, \
.restart_block = { \
.fn = do_no_restart_syscall, \
diff --git a/arch/xtensa/include/asm/tlb.h b/arch/xtensa/include/asm/tlb.h
index 31c220faca0..0d766f9c108 100644
--- a/arch/xtensa/include/asm/tlb.h
+++ b/arch/xtensa/include/asm/tlb.h
@@ -42,6 +42,6 @@
#include <asm-generic/tlb.h>
-#define __pte_free_tlb(tlb, pte) pte_free((tlb)->mm, pte)
+#define __pte_free_tlb(tlb, pte, address) pte_free((tlb)->mm, pte)
#endif /* _XTENSA_TLB_H */