diff mbox series

[v2,1/2] ltp/fsx.c: Add FALLOC_FL_KEEP_SIZE flag and '-K' option

Message ID 20200106070654.13249-1-yangx.jy@cn.fujitsu.com (mailing list archive)
State New, archived
Headers show
Series [v2,1/2] ltp/fsx.c: Add FALLOC_FL_KEEP_SIZE flag and '-K' option | expand

Commit Message

Xiao Yang Jan. 6, 2020, 7:06 a.m. UTC 
1) Add FALLOC_FL_KEEP_SIZE flag for do_zero_range().
2) Add '-K' option to the usage of fsx.

Signed-off-by: Xiao Yang <yangx.jy@cn.fujitsu.com>
---
 ltp/fsx.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/ltp/fsx.c b/ltp/fsx.c
index 06d08e4e..11465e62 100644
--- a/ltp/fsx.c
+++ b/ltp/fsx.c
@@ -1197,7 +1197,7 @@  void
 do_zero_range(unsigned offset, unsigned length, int keep_size)
 {
 	unsigned end_offset;
-	int mode = FALLOC_FL_ZERO_RANGE;
+	int mode = keep_size ? FALLOC_FL_ZERO_RANGE | FALLOC_FL_KEEP_SIZE : FALLOC_FL_ZERO_RANGE;
 
 	if (length == 0) {
 		if (!quiet && testcalls > simulatedopcount)
@@ -2215,7 +2215,7 @@  void
 usage(void)
 {
 	fprintf(stdout, "usage: %s",
-		"fsx [-dknqxABEFJLOWZ] [-b opnum] [-c Prob] [-g filldata] [-i logdev] [-j logid] [-l flen] [-m start:end] [-o oplen] [-p progressinterval] [-r readbdy] [-s style] [-t truncbdy] [-w writebdy] [-D startingop] [-N numops] [-P dirpath] [-S seed] fname\n\
+		"fsx [-dknqxABEFJKLOWZ] [-b opnum] [-c Prob] [-g filldata] [-i logdev] [-j logid] [-l flen] [-m start:end] [-o oplen] [-p progressinterval] [-r readbdy] [-s style] [-t truncbdy] [-w writebdy] [-D startingop] [-N numops] [-P dirpath] [-S seed] fname\n\
 	-b opnum: beginning operation number (default 1)\n\
 	-c P: 1 in P chance of file close+open at each op (default infinity)\n\
 	-d: debug output for all operations\n\
@@ -2265,6 +2265,9 @@  usage(void)
 #ifdef HAVE_COPY_FILE_RANGE
 "	-E: Do not use copy range calls\n"
 #endif
+#ifdef FALLOC_FL_KEEP_SIZE
+"	-K: Do not use keep size calls\n"
+#endif
 "	-L: fsxLite - no file creations & no file size changes\n\
 	-N numops: total # operations to do (default infinity)\n\
 	-O: use oplen (see -o flag) for every op (default random)\n\