[Qemu-devel] [PATCH] Add inotify syscall family

["Kirill A. Shutemov" <kirill@shutemov.name>]

From: Riku Voipio <riku.voipio@iki.fi>

Signed-off-by: Riku Voipio <riku.voipio@iki.fi>
Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
---
 linux-user/syscall.c |   29 +++++++++++++++++++++++++++++
 1 files changed, 29 insertions(+), 0 deletions(-)

diff --git a/linux-user/syscall.c b/linux-user/syscall.c
index e01b4d4..33e953a 100644
--- a/linux-user/syscall.c
+++ b/linux-user/syscall.c
@@ -177,6 +177,9 @@ static type name (type1 arg1,type2 arg2,type3 arg3,type4 arg4,type5 arg5,	\
 #define __NR_sys_unlinkat __NR_unlinkat
 #define __NR_sys_utimensat __NR_utimensat
 #define __NR_sys_futex __NR_futex
+#define __NR_sys_inotify_init __NR_inotify_init
+#define __NR_sys_inotify_add_watch __NR_inotify_add_watch
+#define __NR_sys_inotify_rm_watch __NR_inotify_rm_watch
 
 #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
 #define __NR__llseek __NR_lseek
@@ -270,6 +273,15 @@ _syscall3(int,sys_unlinkat,int,dirfd,const char *,pathname,int,flags)
 _syscall4(int,sys_utimensat,int,dirfd,const char *,pathname,
           const struct timespec *,tsp,int,flags)
 #endif
+#if defined(TARGET_NR_inotify_init) && defined(__NR_inotify_init)
+_syscall0(int,sys_inotify_init)
+#endif
+#if defined(TARGET_NR_inotify_add_watch) && defined(__NR_inotify_add_watch)
+_syscall3(int,sys_inotify_add_watch,int,fd,const char *,pathname,uint32_t,mask)
+#endif
+#if defined(TARGET_NR_inotify_rm_watch) && defined(__NR_inotify_rm_watch)
+_syscall2(int,sys_inotify_rm_watch,int,fd,uint32_t,wd)
+#endif
 #if defined(USE_NPTL)
 #if defined(TARGET_NR_futex) && defined(__NR_futex)
 _syscall6(int,sys_futex,int *,uaddr,int,op,int,val,
@@ -5887,6 +5899,23 @@ abi_long do_syscall(void *cpu_env, int num, abi_long arg1,
         ret = do_futex(arg1, arg2, arg3, arg4, arg5, arg6);
         break;
 #endif
+#ifdef TARGET_NR_inotify_init
+    case TARGET_NR_inotify_init:
+        ret = get_errno(sys_inotify_init());
+        break;
+#endif
+#ifdef TARGET_NR_inotify_add_watch
+    case TARGET_NR_inotify_add_watch:
+        p = lock_user_string(arg2);
+        ret = get_errno(sys_inotify_add_watch(arg1, path(p), arg3));
+        unlock_user(p, arg2, 0);
+        break;
+#endif
+#ifdef TARGET_NR_inotify_rm_watch
+    case TARGET_NR_inotify_rm_watch:
+        ret = get_errno(sys_inotify_rm_watch(arg1, arg2));
+        break;
+#endif
 
     default:
     unimplemented:
-- 
1.5.6.5.GIT