Merge tag 'for-linus-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml

Pull UML updates from Richard Weinberger:
 - hostfs saw a face lifting
 - old/broken stuff was removed (SMP, HIGHMEM, SKAS3/4)
 - random cleanups and bug fixes

* tag 'for-linus-4.1' of git://git.kernel.org/pub/scm/linux/kernel/git/rw/uml: (26 commits)
  um: Print minimum physical memory requirement
  um: Move uml_postsetup in the init_thread stack
  um: add a kmsg_dumper
  x86, UML: fix integer overflow in ELF_ET_DYN_BASE
  um: hostfs: Reduce number of syscalls in readdir
  um: Remove broken highmem support
  um: Remove broken SMP support
  um: Remove SKAS3/4 support
  um: Remove ppc cruft
  um: Remove ia64 cruft
  um: Remove dead code from stacktrace
  hostfs: No need to box and later unbox the file mode
  hostfs: Use page_offset()
  hostfs: Set page flags in hostfs_readpage() correctly
  hostfs: Remove superfluous initializations in hostfs_open()
  hostfs: hostfs_open: Reset open flags upon each retry
  hostfs: Remove superfluous test in hostfs_open()
  hostfs: Report append flag in ->show_options()
  hostfs: Use __getname() in follow_link
  hostfs: Remove open coded strcpy()
  ...

1 files changed, 12 insertions, 17 deletions

diff --git a/fs/hostfs/hostfs_user.c b/fs/hostfs/hostfs_user.c
index 9765dab95cbd..9c1e0f019880 100644
--- a/fs/hostfs/hostfs_user.c
+++ b/fs/hostfs/hostfs_user.c
@@ -97,21 +97,27 @@ void *open_dir(char *path, int *err_out)
 	return dir;
 }
 
-char *read_dir(void *stream, unsigned long long *pos,
+void seek_dir(void *stream, unsigned long long pos)
+{
+	DIR *dir = stream;
+
+	seekdir(dir, pos);
+}
+
+char *read_dir(void *stream, unsigned long long *pos_out,
 	       unsigned long long *ino_out, int *len_out,
 	       unsigned int *type_out)
 {
 	DIR *dir = stream;
 	struct dirent *ent;
 
-	seekdir(dir, *pos);
 	ent = readdir(dir);
 	if (ent == NULL)
 		return NULL;
 	*len_out = strlen(ent->d_name);
 	*ino_out = ent->d_ino;
 	*type_out = ent->d_type;
-	*pos = telldir(dir);
+	*pos_out = ent->d_off;
 	return ent->d_name;
 }
 
@@ -175,21 +181,10 @@ void close_dir(void *stream)
 	closedir(stream);
 }
 
-int file_create(char *name, int ur, int uw, int ux, int gr,
-		int gw, int gx, int or, int ow, int ox)
+int file_create(char *name, int mode)
 {
-	int mode, fd;
-
-	mode = 0;
-	mode |= ur ? S_IRUSR : 0;
-	mode |= uw ? S_IWUSR : 0;
-	mode |= ux ? S_IXUSR : 0;
-	mode |= gr ? S_IRGRP : 0;
-	mode |= gw ? S_IWGRP : 0;
-	mode |= gx ? S_IXGRP : 0;
-	mode |= or ? S_IROTH : 0;
-	mode |= ow ? S_IWOTH : 0;
-	mode |= ox ? S_IXOTH : 0;
+	int fd;
+
 	fd = open64(name, O_CREAT | O_RDWR, mode);
 	if (fd < 0)
 		return -errno;