From e1a9050c61bba5b51e21dbf8e80020c5c1d7c9ba Mon Sep 17 00:00:00 2001
From: sunwire <50745572+sunwire@users.noreply.github.com>
Date: Sat, 19 Oct 2019 20:26:10 +0100
Subject: Added direct_io option (#173)

---
 sshfs.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'sshfs.c')

diff --git a/sshfs.c b/sshfs.c
index 33d23d8..a3dba80 100644
--- a/sshfs.c
+++ b/sshfs.c
@@ -244,6 +244,7 @@ struct sshfs {
 	int sync_write;
 	int sync_read;
 	int sync_readdir;
+  int direct_io;
 	int debug;
 	int verbose;
 	int foreground;
@@ -410,6 +411,7 @@ static struct fuse_opt sshfs_opts[] = {
 	SSHFS_OPT("disable_hardlink",  disable_hardlink, 1),
 	SSHFS_OPT("dir_cache=yes", dir_cache, 1),
 	SSHFS_OPT("dir_cache=no",  dir_cache, 0),
+	SSHFS_OPT("direct_io",  direct_io, 1),
 
 	SSHFS_OPT("-h",		show_help, 1),
 	SSHFS_OPT("--help",	show_help, 1),
@@ -2516,6 +2518,9 @@ static int sshfs_open_common(const char *path, mode_t mode,
 	if (sshfs.dir_cache)
 		wrctr = cache_get_write_ctr();
 
+  if (sshfs.direct_io)
+    fi->direct_io = 1;
+
 	if ((fi->flags & O_ACCMODE) == O_RDONLY)
 		pflags = SSH_FXF_READ;
 	else if((fi->flags & O_ACCMODE) == O_WRONLY)
@@ -3377,6 +3382,7 @@ static void usage(const char *progname)
 "    -o dcache_min_clean_interval=N\n"
 "                           sets the interval for forced cleaning of the\n"
 "                           cache if full (default: 5)\n"
+"    -o direct_io           enable direct i/o\n"
 "    -o workaround=LIST     colon separated list of workarounds\n"
 "             none             no workarounds enabled\n"
 "             [no]rename       fix renaming to existing file (default: off)\n"
-- 
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