Merge remote-tracking branch 'remotes/riku/tags/pull-linux-user-20160…

…719-2' into staging linux-user fixes before 2.7 freeze, fix commit message # gpg: Signature made Tue 19 Jul 2016 14:18:54 BST # gpg: using RSA key 0xB44890DEDE3C9BC0 # gpg: Good signature from "Riku Voipio <[email protected]>" # gpg: aka "Riku Voipio <[email protected]>" # Primary key fingerprint: FF82 03C8 C391 98AE 0581 41EF B448 90DE DE3C 9BC0 * remotes/riku/tags/pull-linux-user-20160719-2: linux-user: AArch64 has sync_file_range, not sync_file_range2 linux-user: Fix type for SIOCATMARK ioctl linux-user: define missing sparc syscalls linux-user: Fix terminal control ioctls linux-user: Add some new blk ioctls linux-user: Handle short lengths in host_to_target_sockaddr() linux-user: Forget about synchronous signal once it is delivered linux-user: Correct type for LOOP_GET_STATUS{,64} ioctls linux-user: Correct type for BLKSSZGET linux-user: Add loop control ioctls linux-user: Check sigsetsize argument to syscalls linux-user: add nested netlink types linux-user: convert sockaddr_ll from host to target linux-user: add fd_trans helper in do_recvfrom() linux-user: fix netlink memory corruption linux-user: fd_trans_*_data() returns the length Signed-off-by: Peter Maydell <[email protected]>
shreyasbp · Jul 20, 2016 · 1ecfb24 · 1ecfb24
2 parents 5d32173 + c4e1cbd
commit 1ecfb24
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Showing 9 changed files with 516 additions and 40 deletions.
diff --git a/linux-user/aarch64/syscall_nr.h b/linux-user/aarch64/syscall_nr.h
@@ -86,8 +86,7 @@
 #define TARGET_NR_sync 81
 #define TARGET_NR_fsync 82
 #define TARGET_NR_fdatasync 83
-#define TARGET_NR_sync_file_range2 84
-/* #define TARGET_NR_sync_file_range 84 */
+#define TARGET_NR_sync_file_range 84
 #define TARGET_NR_timerfd_create 85
 #define TARGET_NR_timerfd_settime 86
 #define TARGET_NR_timerfd_gettime 87

diff --git a/linux-user/ioctls.h b/linux-user/ioctls.h
@@ -76,10 +76,39 @@
      IOCTL(BLKFLSBUF, 0, TYPE_NULL)
      IOCTL(BLKRASET, 0, TYPE_INT)
      IOCTL(BLKRAGET, IOC_R, MK_PTR(TYPE_LONG))
-     IOCTL(BLKSSZGET, IOC_R, MK_PTR(TYPE_LONG))
+     IOCTL(BLKSSZGET, IOC_R, MK_PTR(TYPE_INT))
      IOCTL(BLKBSZGET, IOC_R, MK_PTR(TYPE_INT))
      IOCTL_SPECIAL(BLKPG, IOC_W, do_ioctl_blkpg,
                    MK_PTR(MK_STRUCT(STRUCT_blkpg_ioctl_arg)))
+
+#ifdef BLKDISCARD
+     IOCTL(BLKDISCARD, IOC_W, MK_PTR(MK_ARRAY(TYPE_ULONGLONG, 2)))
+#endif
+#ifdef BLKIOMIN
+     IOCTL(BLKIOMIN, IOC_R, MK_PTR(TYPE_INT))
+#endif
+#ifdef BLKIOOPT
+     IOCTL(BLKIOOPT, IOC_R, MK_PTR(TYPE_INT))
+#endif
+#ifdef BLKALIGNOFF
+     IOCTL(BLKALIGNOFF, IOC_R, MK_PTR(TYPE_INT))
+#endif
+#ifdef BLKPBSZGET
+     IOCTL(BLKPBSZGET, IOC_R, MK_PTR(TYPE_INT))
+#endif
+#ifdef BLKDISCARDZEROES
+     IOCTL(BLKDISCARDZEROES, IOC_R, MK_PTR(TYPE_INT))
+#endif
+#ifdef BLKSECDISCARD
+     IOCTL(BLKSECDISCARD, IOC_W, MK_PTR(MK_ARRAY(TYPE_ULONGLONG, 2)))
+#endif
+#ifdef BLKROTATIONAL
+     IOCTL(BLKROTATIONAL, IOC_R, MK_PTR(TYPE_SHORT))
+#endif
+#ifdef BLKZEROOUT
+     IOCTL(BLKZEROOUT, IOC_W, MK_PTR(MK_ARRAY(TYPE_ULONGLONG, 2)))
+#endif
+
 #ifdef FIBMAP
      IOCTL(FIBMAP, IOC_W | IOC_R, MK_PTR(TYPE_LONG))
 #endif
@@ -91,7 +120,7 @@
                    MK_PTR(MK_STRUCT(STRUCT_fiemap)))
 #endif
 
-  IOCTL(SIOCATMARK, 0, TYPE_NULL)
+  IOCTL(SIOCATMARK, IOC_R, MK_PTR(TYPE_INT))
   IOCTL(SIOCGIFNAME, IOC_RW, MK_PTR(TYPE_INT))
   IOCTL(SIOCGIFFLAGS, IOC_W | IOC_R, MK_PTR(MK_STRUCT(STRUCT_short_ifreq)))
   IOCTL(SIOCSIFFLAGS, IOC_W, MK_PTR(MK_STRUCT(STRUCT_short_ifreq)))
@@ -322,11 +351,15 @@
   IOCTL(LOOP_SET_FD, 0, TYPE_INT)
   IOCTL(LOOP_CLR_FD, 0, TYPE_INT)
   IOCTL(LOOP_SET_STATUS, IOC_W, MK_PTR(MK_STRUCT(STRUCT_loop_info)))
-  IOCTL(LOOP_GET_STATUS, IOC_W, MK_PTR(MK_STRUCT(STRUCT_loop_info)))
+  IOCTL(LOOP_GET_STATUS, IOC_R, MK_PTR(MK_STRUCT(STRUCT_loop_info)))
   IOCTL(LOOP_SET_STATUS64, IOC_W, MK_PTR(MK_STRUCT(STRUCT_loop_info64)))
-  IOCTL(LOOP_GET_STATUS64, IOC_W, MK_PTR(MK_STRUCT(STRUCT_loop_info64)))
+  IOCTL(LOOP_GET_STATUS64, IOC_R, MK_PTR(MK_STRUCT(STRUCT_loop_info64)))
   IOCTL(LOOP_CHANGE_FD, 0, TYPE_INT)
 
+  IOCTL(LOOP_CTL_ADD, 0, TYPE_INT)
+  IOCTL(LOOP_CTL_REMOVE, 0, TYPE_INT)
+  IOCTL(LOOP_CTL_GET_FREE, 0, TYPE_NULL)
+
   IOCTL(MTIOCTOP, IOC_W, MK_PTR(MK_STRUCT(STRUCT_mtop)))
   IOCTL(MTIOCGET, IOC_R, MK_PTR(MK_STRUCT(STRUCT_mtget)))
   IOCTL(MTIOCPOS, IOC_R, MK_PTR(MK_STRUCT(STRUCT_mtpos)))

diff --git a/linux-user/linux_loop.h b/linux-user/linux_loop.h
@@ -1,4 +1,6 @@
-/* Copied from 2.6.25 kernel headers to avoid problems on older hosts.  */
+/* Copied from 2.6.25 kernel headers to avoid problems on older hosts,
+ * and subsequently updated to match newer additions to the API.
+ */
 
 #ifndef LINUX_LOOP_H
 #define LINUX_LOOP_H
@@ -92,5 +94,12 @@ struct loop_info64 {
 #define LOOP_SET_STATUS64	0x4C04
 #define LOOP_GET_STATUS64	0x4C05
 #define LOOP_CHANGE_FD		0x4C06
+#define LOOP_SET_CAPACITY       0x4C07
+#define LOOP_SET_DIRECT_IO      0x4C08
+
+/* /dev/loop-control interface */
+#define LOOP_CTL_ADD            0x4C80
+#define LOOP_CTL_REMOVE         0x4C81
+#define LOOP_CTL_GET_FREE       0x4C82
 
 #endif
diff --git a/linux-user/signal.c b/linux-user/signal.c
@@ -5826,15 +5826,15 @@ long do_rt_sigreturn(CPUArchState *env)
 
 #endif
 
-static void handle_pending_signal(CPUArchState *cpu_env, int sig)
+static void handle_pending_signal(CPUArchState *cpu_env, int sig,
+                                  struct emulated_sigtable *k)
 {
     CPUState *cpu = ENV_GET_CPU(cpu_env);
     abi_ulong handler;
     sigset_t set;
     target_sigset_t target_old_set;
     struct target_sigaction *sa;
     TaskState *ts = cpu->opaque;
-    struct emulated_sigtable *k = &ts->sigtab[sig - 1];
 
     trace_user_handle_signal(cpu_env, sig);
     /* dequeue signal */
@@ -5937,7 +5937,7 @@ void process_pending_signals(CPUArchState *cpu_env)
                 sigact_table[sig - 1]._sa_handler = TARGET_SIG_DFL;
             }
 
-            handle_pending_signal(cpu_env, sig);
+            handle_pending_signal(cpu_env, sig, &ts->sync_signal);
         }
 
         for (sig = 1; sig <= TARGET_NSIG; sig++) {
@@ -5947,7 +5947,7 @@ void process_pending_signals(CPUArchState *cpu_env)
             if (ts->sigtab[sig - 1].pending &&
                 (!sigismember(blocked_set,
                               target_to_host_signal_table[sig]))) {
-                handle_pending_signal(cpu_env, sig);
+                handle_pending_signal(cpu_env, sig, &ts->sigtab[sig - 1]);
                 /* Restart scan from the beginning */
                 sig = 1;
             }

diff --git a/linux-user/sparc/syscall_nr.h b/linux-user/sparc/syscall_nr.h
@@ -179,6 +179,9 @@
 #define TARGET_NR_readahead          205 /* Linux Specific                              */
 #define TARGET_NR_socketcall         206 /* Linux Specific                              */
 #define TARGET_NR_syslog             207 /* Linux Specific                              */
+#define TARGET_NR_lookup_dcookie     208 /* Linux Specific                              */
+#define TARGET_NR_fadvise64          209 /* Linux Specific                              */
+#define TARGET_NR_fadvise64_64       210 /* Linux Specific                              */
 #define TARGET_NR_tgkill             211 /* Linux Specific                              */
 #define TARGET_NR_waitpid            212 /* Linux Specific                              */
 #define TARGET_NR_swapoff            213 /* Linux Specific                              */