Patchwork [APPLIED] Strace mprotect flags.

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Submitter Paul Brook
Date June 16, 2010, 12:10 p.m.
Message ID <201006161310.05744.paul@codesourcery.com>
Download mbox | patch
Permalink /patch/55873/
State New
Headers show

Comments

Paul Brook - June 16, 2010, 12:10 p.m.
Teach strace code about linux specific mprotect flags.

Signed-off-by: Paul Brook <paul@codesourcery.com>
---
 linux-user/strace.c       |    3 +++
 linux-user/syscall_defs.h |    6 ++++++
 2 files changed, 9 insertions(+), 0 deletions(-)

Patch

diff --git a/linux-user/strace.c b/linux-user/strace.c
index d77053b..bf9a0d9 100644
--- a/linux-user/strace.c
+++ b/linux-user/strace.c
@@ -385,6 +385,9 @@  UNUSED static struct flags mmap_prot_flags[] = {
     FLAG_GENERIC(PROT_EXEC),
     FLAG_GENERIC(PROT_READ),
     FLAG_GENERIC(PROT_WRITE),
+    FLAG_TARGET(PROT_SEM),
+    FLAG_GENERIC(PROT_GROWSDOWN),
+    FLAG_GENERIC(PROT_GROWSUP),
     FLAG_END,
 };
 
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 681021c..46cb05e 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -946,6 +946,12 @@  struct target_winsize {
 
 #include "termbits.h"
 
+#if defined(TARGET_MIPS)
+#define TARGET_PROT_SEM         0x10
+#else
+#define TARGET_PROT_SEM         0x08
+#endif
+
 /* Common */
 #define TARGET_MAP_SHARED	0x01		/* Share changes */
 #define TARGET_MAP_PRIVATE	0x02		/* Changes are private */