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Accept zero value for fuse_conn_info options

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This may not make sense for all options, but it's good practice.
This commit is contained in:
Nikolaus Rath
2016-10-17 21:28:31 -07:00
parent bcb8568a46
commit 30243ca7ad
1 changed files with 15 additions and 5 deletions
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lib/helper.c
+15 -5
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@@ -74,15 +74,24 @@ struct fuse_conn_info_opts {
unsigned max_background;
unsigned congestion_threshold;
unsigned time_gran;
int set_max_write;
int set_max_readahead;
int set_max_background;
int set_congestion_threshold;
int set_time_gran;
};
#define CONN_OPTION(t, p, v) \
{ t, offsetof(struct fuse_conn_info_opts, p), v }
static const struct fuse_opt conn_info_opt_spec[] = {
CONN_OPTION("max_write=%u", max_write, 0),
CONN_OPTION("max_write=", set_max_write, 1),
CONN_OPTION("max_readahead=%u", max_readahead, 0),
CONN_OPTION("max_readahead=", set_max_readahead, 1),
CONN_OPTION("max_background=%u", max_background, 0),
CONN_OPTION("max_background=", set_max_background, 1),
CONN_OPTION("congestion_threshold=%u", congestion_threshold, 0),
CONN_OPTION("congestion_threshold=", set_congestion_threshold, 1),
CONN_OPTION("sync_read", sync_read, 1),
CONN_OPTION("async_read", async_read, 1),
CONN_OPTION("atomic_o_trunc", atomic_o_trunc, 1),
@@ -108,6 +117,7 @@ static const struct fuse_opt conn_info_opt_spec[] = {
CONN_OPTION("writeback_cache", writeback_cache, 1),
CONN_OPTION("no_writeback_cache", no_writeback_cache, 1),
CONN_OPTION("time_gran=%u", time_gran, 0),
CONN_OPTION("time_gran=", set_time_gran, 1),
FUSE_OPT_END
};
@@ -329,15 +339,15 @@ out1:
void fuse_apply_conn_info_opts(struct fuse_conn_info_opts *opts,
struct fuse_conn_info *conn)
{
if(opts->max_write)
if(opts->set_max_write)
conn->max_write = opts->max_write;
if(opts->max_background)
if(opts->set_max_background)
conn->max_background = opts->max_background;
if(opts->congestion_threshold)
if(opts->set_congestion_threshold)
conn->congestion_threshold = opts->congestion_threshold;
if(opts->time_gran)
if(opts->set_time_gran)
conn->time_gran = opts->time_gran;
if(opts->max_readahead)
if(opts->set_max_readahead)
conn->max_readahead = opts->max_readahead;
#define LL_ENABLE(cond,cap) \