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scst_vdisk: Allow cluster_mode to be set during device creation

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git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@6649 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2015-11-10 02:16:20 +00:00
parent 99d47d5ce2
commit 5b92182215
1 changed files with 9 additions and 1 deletions
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10
scst/src/dev_handlers/scst_vdisk.c
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@@ -196,6 +196,8 @@ struct scst_vdisk_dev {
char *filename;
uint16_t command_set_version;
unsigned int initial_cluster_mode:1;
/* All 14 protected by vdisk_serial_rwlock */
unsigned int t10_vend_id_set:1; /* true if t10_vend_id manually set */
/* true if vend_specific_id manually set */
@@ -1568,6 +1570,7 @@ static int vdisk_attach(struct scst_device *dev)
dev->block_shift = virt_dev->blk_shift;
dev->block_size = 1 << dev->block_shift;
dev->cluster_mode = virt_dev->initial_cluster_mode;
if ((virt_dev->dif_type == 0) &&
((virt_dev->dif_mode != SCST_DIF_MODE_NONE) ||
@@ -7938,6 +7941,10 @@ static int vdev_parse_add_dev_params(struct scst_vdisk_dev *virt_dev,
virt_dev->file_size = val;
} else if (!strcasecmp("size_mb", p)) {
virt_dev->file_size = val * 1024 * 1024;
} else if (!strcasecmp("cluster_mode", p)) {
virt_dev->initial_cluster_mode = val;
TRACE_DBG("CLUSTER_MODE %d",
virt_dev->initial_cluster_mode);
} else if (!strcasecmp("blocksize", p)) {
virt_dev->blk_shift = scst_calc_block_shift(val);
if (virt_dev->blk_shift < 9) {
@@ -8039,7 +8046,8 @@ static int vdev_blockio_add_device(const char *device_name, char *params)
int res = 0;
const char *const allowed_params[] = { "filename", "read_only", "write_through",
"removable", "blocksize", "nv_cache",
"rotational", "thin_provisioned", "tst",
"rotational", "cluster_mode",
"thin_provisioned", "tst",
"dif_mode", "dif_type", "dif_static_app_tag",
"dif_filename", NULL };
struct scst_vdisk_dev *virt_dev;