commit e77cc07e755c1e360455e707653f705d0bd25622
author Miklos Szeredi <miklos@szeredi.hu> Mon Aug 01 11:58:51 2005 +0000
committer Miklos Szeredi <miklos@szeredi.hu> Mon Aug 01 11:58:51 2005 +0000
tree 4aa51ed10ce87556f71d1bc3591f7b0a33d701be
parent cac547059462a58ec26159cdc408f5828cfe40e5

fix

lib/fuse.c

diff --git a/lib/fuse.c b/lib/fuse.c
index a00ef1a..91a1e52 100644
--- a/lib/fuse.c
+++ b/lib/fuse.c
@@ -53,6 +53,12 @@
     'gid' option*/
 #define FUSE_SET_GID (1 << 8)
 
+/** Bypass the page cache for read and write operations  */
+#define FUSE_DIRECT_IO (1 << 9)
+
+/** If the FUSE_KERNEL_CACHE flag is given, then cached data will not
+    be flushed on open */
+#define FUSE_KERNEL_CACHE (1 << 10)
 
 #define FUSE_MAX_PATH 4096
 
@@ -978,6 +984,11 @@
             fflush(stdout);
         }
 
+        if (f->flags & FUSE_DIRECT_IO)
+            fi->direct_io = 1;
+        if (f->flags & FUSE_KERNEL_CACHE)
+            fi->keep_cache = 1;
+
         pthread_mutex_lock(&f->lock);
         if (fuse_reply_open(req, fi) == -ENOENT) {
             /* The open syscall was interrupted, so it must be cancelled */
@@ -1673,6 +1684,8 @@
         strcmp(opt, "use_ino") == 0 ||
         strcmp(opt, "allow_root") == 0 ||
         strcmp(opt, "readdir_ino") == 0 ||
+        strcmp(opt, "direct_io") == 0 ||
+        strcmp(opt, "kernel_cache") == 0 ||
         begins_with(opt, "umask=") ||
         begins_with(opt, "uid=") ||
         begins_with(opt, "gid="))
@@ -1708,6 +1721,10 @@
                 f->flags |= FUSE_USE_INO;
             else if (strcmp(opt, "readdir_ino") == 0)
                 f->flags |= FUSE_READDIR_INO;
+            else if (strcmp(opt, "direct_io") == 0)
+                f->flags |= FUSE_DIRECT_IO;
+            else if (strcmp(opt, "kernel_cache") == 0)
+                f->flags |= FUSE_KERNEL_CACHE;
             else if (sscanf(opt, "umask=%o", &f->umask) == 1)
                 f->flags |= FUSE_SET_MODE;
             else if (sscanf(opt, "uid=%u", &f->uid) == 1)