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authorThierry Strudel <tstrudel@google.com>2016-09-26 21:25:32 +0000
committerandroid-build-merger <android-build-merger@google.com>2016-09-26 21:25:32 +0000
commit55cec5870328ea18efacce81fa6e652066fdcc5d (patch)
tree88d24d741302cdd1480b81296d48965a66a17f50 /sdcard
parent3cca209b912af721746871a6fc1a48a1fc6985ec (diff)
parent5f4db94228f1d414b38771d933b778920510ef0a (diff)
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[DO NOT MERGE] Use FUSE_SHORTCIRCUIT if available am: 738e0dcf0a
am: 5f4db94228 Change-Id: I05fbf1cffb44595d354219b1753cd7c2b37e10db
Diffstat (limited to 'sdcard')
-rw-r--r--sdcard/fuse.cpp17
1 files changed, 17 insertions, 0 deletions
diff --git a/sdcard/fuse.cpp b/sdcard/fuse.cpp
index f549606a9..b24c0d427 100644
--- a/sdcard/fuse.cpp
+++ b/sdcard/fuse.cpp
@@ -1011,7 +1011,13 @@ static int handle_open(struct fuse* fuse, struct fuse_handler* handler,
}
out.fh = ptr_to_id(h);
out.open_flags = 0;
+
+#ifdef FUSE_SHORTCIRCUIT
+ out.lower_fd = h->fd;
+#else
out.padding = 0;
+#endif
+
fuse_reply(fuse, hdr->unique, &out, sizeof(out));
return NO_STATUS;
}
@@ -1175,7 +1181,13 @@ static int handle_opendir(struct fuse* fuse, struct fuse_handler* handler,
}
out.fh = ptr_to_id(h);
out.open_flags = 0;
+
+#ifdef FUSE_SHORTCIRCUIT
+ out.lower_fd = -1;
+#else
out.padding = 0;
+#endif
+
fuse_reply(fuse, hdr->unique, &out, sizeof(out));
return NO_STATUS;
}
@@ -1258,6 +1270,11 @@ static int handle_init(struct fuse* fuse, struct fuse_handler* handler,
out.major = FUSE_KERNEL_VERSION;
out.max_readahead = req->max_readahead;
out.flags = FUSE_ATOMIC_O_TRUNC | FUSE_BIG_WRITES;
+
+#ifdef FUSE_SHORTCIRCUIT
+ out.flags |= FUSE_SHORTCIRCUIT;
+#endif
+
out.max_background = 32;
out.congestion_threshold = 32;
out.max_write = MAX_WRITE;