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scst_vdisk: logging to distinguish different cases of EINVAL

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Signed-off-by: David Butterfield <dab21774@gmail.com>



git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@7114 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Vladislav Bolkhovitin
2017-04-13 23:19:05 +00:00
parent bcb87d57ec
commit f05a100fb4
1 changed files with 4 additions and 0 deletions
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4
scst/src/dev_handlers/scst_vdisk.c
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@@ -1158,6 +1158,8 @@ static int vdisk_get_file_size(const char *filename, bool blockio,
} else if (S_ISBLK(inode->i_mode)) {
inode = inode->i_bdev->bd_inode;
} else {
PRINT_ERROR("File %s unsupported mode: mode=0%o\n",
filename, inode->i_mode);
res = -EINVAL;
goto out_close;
}
@@ -8115,6 +8117,7 @@ static int vdev_parse_add_dev_params(struct scst_vdisk_dev *virt_dev,
} else if (!strcasecmp("blocksize", p)) {
virt_dev->blk_shift = scst_calc_block_shift(val);
if (virt_dev->blk_shift < 9) {
PRINT_ERROR("blocksize %u too small", 1<<virt_dev->blk_shift);
res = -EINVAL;
goto out;
}
@@ -10358,6 +10361,7 @@ static int vdisk_write_proc(char *buffer, char **start, off_t offset,
block_shift = scst_calc_block_shift(block_size);
if (block_shift < 9) {
PRINT_ERROR("blocksize %u too small", 1<<block_shift);
res = -EINVAL;
goto out_free_vdev;
}