This will be needed to in a subsequent patch to avoid code duplication. No
functional changes
Signed-off-by: Nikolay Borisov <nborisov@xxxxxxxx>
---
io/fiemap.c | 38 +++++++++++++++++++++++++++-----------
1 file changed, 27 insertions(+), 11 deletions(-)
diff --git a/io/fiemap.c b/io/fiemap.c
index e6fd66da753d..4a52bff974e8 100644
--- a/io/fiemap.c
+++ b/io/fiemap.c
@@ -211,6 +211,30 @@ calc_print_format(
}
}
+static int
+__fiemap(struct fiemap * fiemap,
+ int mapsize,
+ __u32 flags,
+ __u64 start,
+ __u64 length) {
+
+ int ret;
+
+ memset(fiemap, 0, mapsize);
+ fiemap->fm_flags = flags;
+ fiemap->fm_start = start;
+ fiemap->fm_length = length;
+ fiemap->fm_extent_count = EXTENT_BATCH;
+ ret = ioctl(file->fd, FS_IOC_FIEMAP, (unsigned long)fiemap);
+ if (ret < 0) {
+ fprintf(stderr, "%s: ioctl(FS_IOC_FIEMAP) [\"%s\"]: "
+ "%s\n", progname, file->name, strerror(errno));
+ return ret;
+ }
+
+ return 0;
+}
+
int
fiemap_f(
int argc,
@@ -266,19 +290,11 @@ fiemap_f(
while (!last && (cur_extent != max_extents)) {
- memset(fiemap, 0, map_size);
- fiemap->fm_flags = fiemap_flags;
- fiemap->fm_start = last_logical;
- fiemap->fm_length = -1LL;
- fiemap->fm_extent_count = EXTENT_BATCH;
-
- ret = ioctl(file->fd, FS_IOC_FIEMAP, (unsigned long)fiemap);
+ ret = __fiemap(fiemap, map_size, fiemap_flags, last_logical,
+ len - covered_length);
if (ret < 0) {
- fprintf(stderr, "%s: ioctl(FS_IOC_FIEMAP) [\"%s\"]: "
- "%s\n", progname, file->name, strerror(errno));
- free(fiemap);
exitcode = 1;
- return 0;
+ goto out;
}
/* No more extents to map, exit */
--
2.7.4
--
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