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Diffstat (limited to 'fs/nilfs2/ioctl.c')
-rw-r--r--fs/nilfs2/ioctl.c35
1 files changed, 5 insertions, 30 deletions
diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c
index d6759b92006f..6ea5f872e2de 100644
--- a/fs/nilfs2/ioctl.c
+++ b/fs/nilfs2/ioctl.c
@@ -152,7 +152,7 @@ nilfs_ioctl_do_get_cpinfo(struct the_nilfs *nilfs, __u64 *posp, int flags,
down_read(&nilfs->ns_segctor_sem);
ret = nilfs_cpfile_get_cpinfo(nilfs->ns_cpfile, posp, flags, buf,
- nmembs);
+ size, nmembs);
up_read(&nilfs->ns_segctor_sem);
return ret;
}
@@ -182,7 +182,8 @@ nilfs_ioctl_do_get_suinfo(struct the_nilfs *nilfs, __u64 *posp, int flags,
int ret;
down_read(&nilfs->ns_segctor_sem);
- ret = nilfs_sufile_get_suinfo(nilfs->ns_sufile, *posp, buf, nmembs);
+ ret = nilfs_sufile_get_suinfo(nilfs->ns_sufile, *posp, buf, size,
+ nmembs);
up_read(&nilfs->ns_segctor_sem);
return ret;
}
@@ -212,7 +213,7 @@ nilfs_ioctl_do_get_vinfo(struct the_nilfs *nilfs, __u64 *posp, int flags,
int ret;
down_read(&nilfs->ns_segctor_sem);
- ret = nilfs_dat_get_vinfo(nilfs_dat_inode(nilfs), buf, nmembs);
+ ret = nilfs_dat_get_vinfo(nilfs_dat_inode(nilfs), buf, size, nmembs);
up_read(&nilfs->ns_segctor_sem);
return ret;
}
@@ -435,24 +436,6 @@ static int nilfs_ioctl_mark_blocks_dirty(struct the_nilfs *nilfs,
return nmembs;
}
-static int nilfs_ioctl_free_segments(struct the_nilfs *nilfs,
- struct nilfs_argv *argv, void *buf)
-{
- size_t nmembs = argv->v_nmembs;
- struct nilfs_sb_info *sbi = nilfs->ns_writer;
- int ret;
-
- if (unlikely(!sbi)) {
- /* never happens because called for a writable mount */
- WARN_ON(1);
- return -EROFS;
- }
- ret = nilfs_segctor_add_segments_to_be_freed(
- NILFS_SC(sbi), buf, nmembs);
-
- return (ret < 0) ? ret : nmembs;
-}
-
int nilfs_ioctl_prepare_clean_segments(struct the_nilfs *nilfs,
struct nilfs_argv *argv, void **kbufs)
{
@@ -491,14 +474,6 @@ int nilfs_ioctl_prepare_clean_segments(struct the_nilfs *nilfs,
msg = "cannot mark copying blocks dirty";
goto failed;
}
- ret = nilfs_ioctl_free_segments(nilfs, &argv[4], kbufs[4]);
- if (ret < 0) {
- /*
- * can safely abort because this operation is atomic.
- */
- msg = "cannot set segments to be freed";
- goto failed;
- }
return 0;
failed:
@@ -615,7 +590,7 @@ static int nilfs_ioctl_get_info(struct inode *inode, struct file *filp,
if (copy_from_user(&argv, argp, sizeof(argv)))
return -EFAULT;
- if (argv.v_size != membsz)
+ if (argv.v_size < membsz)
return -EINVAL;
ret = nilfs_ioctl_wrap_copy(nilfs, &argv, _IOC_DIR(cmd), dofunc);