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Date: Wed, 20 Jan 2021 11:39:03 -0800
From: Dan Williams <dan.j.williams@...el.com>
To: gregkh@...uxfoundation.org
Cc: Vishal Verma <vishal.l.verma@...el.com>,
Dave Jiang <dave.jiang@...el.com>,
Ira Weiny <ira.weiny@...el.com>, logang@...tatee.com,
linux-kernel@...r.kernel.org, linux-nvdimm@...ts.01.org
Subject: [PATCH 2/3] libnvdimm/ida: Switch to non-deprecated ida helpers
In preparation for a rework of character device initialization, take the
opportunity to cleanup ida usage.
Cc: Vishal Verma <vishal.l.verma@...el.com>
Reviewed-by: Dave Jiang <dave.jiang@...el.com>
Cc: Ira Weiny <ira.weiny@...el.com>
Signed-off-by: Dan Williams <dan.j.williams@...el.com>
---
drivers/nvdimm/btt_devs.c | 6 +++---
drivers/nvdimm/bus.c | 4 ++--
drivers/nvdimm/dax_devs.c | 4 ++--
drivers/nvdimm/dimm_devs.c | 4 ++--
drivers/nvdimm/namespace_devs.c | 14 ++++++--------
drivers/nvdimm/pfn_devs.c | 4 ++--
6 files changed, 17 insertions(+), 19 deletions(-)
diff --git a/drivers/nvdimm/btt_devs.c b/drivers/nvdimm/btt_devs.c
index 05feb97e11ce..e148fd16a47e 100644
--- a/drivers/nvdimm/btt_devs.c
+++ b/drivers/nvdimm/btt_devs.c
@@ -20,7 +20,7 @@ static void nd_btt_release(struct device *dev)
dev_dbg(dev, "trace\n");
nd_detach_ndns(&nd_btt->dev, &nd_btt->ndns);
- ida_simple_remove(&nd_region->btt_ida, nd_btt->id);
+ ida_free(&nd_region->btt_ida, nd_btt->id);
kfree(nd_btt->uuid);
kfree(nd_btt);
}
@@ -190,7 +190,7 @@ static struct device *__nd_btt_create(struct nd_region *nd_region,
if (!nd_btt)
return NULL;
- nd_btt->id = ida_simple_get(&nd_region->btt_ida, 0, 0, GFP_KERNEL);
+ nd_btt->id = ida_alloc(&nd_region->btt_ida, GFP_KERNEL);
if (nd_btt->id < 0)
goto out_nd_btt;
@@ -215,7 +215,7 @@ static struct device *__nd_btt_create(struct nd_region *nd_region,
return dev;
out_put_id:
- ida_simple_remove(&nd_region->btt_ida, nd_btt->id);
+ ida_free(&nd_region->btt_ida, nd_btt->id);
out_nd_btt:
kfree(nd_btt);
diff --git a/drivers/nvdimm/bus.c b/drivers/nvdimm/bus.c
index 2304c6183822..0258ec90dce6 100644
--- a/drivers/nvdimm/bus.c
+++ b/drivers/nvdimm/bus.c
@@ -296,7 +296,7 @@ static void nvdimm_bus_release(struct device *dev)
struct nvdimm_bus *nvdimm_bus;
nvdimm_bus = container_of(dev, struct nvdimm_bus, dev);
- ida_simple_remove(&nd_ida, nvdimm_bus->id);
+ ida_free(&nd_ida, nvdimm_bus->id);
kfree(nvdimm_bus);
}
@@ -351,7 +351,7 @@ struct nvdimm_bus *nvdimm_bus_register(struct device *parent,
INIT_LIST_HEAD(&nvdimm_bus->list);
INIT_LIST_HEAD(&nvdimm_bus->mapping_list);
init_waitqueue_head(&nvdimm_bus->wait);
- nvdimm_bus->id = ida_simple_get(&nd_ida, 0, 0, GFP_KERNEL);
+ nvdimm_bus->id = ida_alloc(&nd_ida, GFP_KERNEL);
if (nvdimm_bus->id < 0) {
kfree(nvdimm_bus);
return NULL;
diff --git a/drivers/nvdimm/dax_devs.c b/drivers/nvdimm/dax_devs.c
index 99965077bac4..374b195ba8d5 100644
--- a/drivers/nvdimm/dax_devs.c
+++ b/drivers/nvdimm/dax_devs.c
@@ -18,7 +18,7 @@ static void nd_dax_release(struct device *dev)
dev_dbg(dev, "trace\n");
nd_detach_ndns(dev, &nd_pfn->ndns);
- ida_simple_remove(&nd_region->dax_ida, nd_pfn->id);
+ ida_free(&nd_region->dax_ida, nd_pfn->id);
kfree(nd_pfn->uuid);
kfree(nd_dax);
}
@@ -55,7 +55,7 @@ static struct nd_dax *nd_dax_alloc(struct nd_region *nd_region)
return NULL;
nd_pfn = &nd_dax->nd_pfn;
- nd_pfn->id = ida_simple_get(&nd_region->dax_ida, 0, 0, GFP_KERNEL);
+ nd_pfn->id = ida_alloc(&nd_region->dax_ida, GFP_KERNEL);
if (nd_pfn->id < 0) {
kfree(nd_dax);
return NULL;
diff --git a/drivers/nvdimm/dimm_devs.c b/drivers/nvdimm/dimm_devs.c
index b59032e0859b..3dec809ef20a 100644
--- a/drivers/nvdimm/dimm_devs.c
+++ b/drivers/nvdimm/dimm_devs.c
@@ -198,7 +198,7 @@ static void nvdimm_release(struct device *dev)
{
struct nvdimm *nvdimm = to_nvdimm(dev);
- ida_simple_remove(&dimm_ida, nvdimm->id);
+ ida_free(&dimm_ida, nvdimm->id);
kfree(nvdimm);
}
@@ -592,7 +592,7 @@ struct nvdimm *__nvdimm_create(struct nvdimm_bus *nvdimm_bus,
if (!nvdimm)
return NULL;
- nvdimm->id = ida_simple_get(&dimm_ida, 0, 0, GFP_KERNEL);
+ nvdimm->id = ida_alloc(&dimm_ida, GFP_KERNEL);
if (nvdimm->id < 0) {
kfree(nvdimm);
return NULL;
diff --git a/drivers/nvdimm/namespace_devs.c b/drivers/nvdimm/namespace_devs.c
index 6da67f4d641a..c34880310c40 100644
--- a/drivers/nvdimm/namespace_devs.c
+++ b/drivers/nvdimm/namespace_devs.c
@@ -26,7 +26,7 @@ static void namespace_pmem_release(struct device *dev)
struct nd_region *nd_region = to_nd_region(dev->parent);
if (nspm->id >= 0)
- ida_simple_remove(&nd_region->ns_ida, nspm->id);
+ ida_free(&nd_region->ns_ida, nspm->id);
kfree(nspm->alt_name);
kfree(nspm->uuid);
kfree(nspm);
@@ -38,7 +38,7 @@ static void namespace_blk_release(struct device *dev)
struct nd_region *nd_region = to_nd_region(dev->parent);
if (nsblk->id >= 0)
- ida_simple_remove(&nd_region->ns_ida, nsblk->id);
+ ida_free(&nd_region->ns_ida, nsblk->id);
kfree(nsblk->alt_name);
kfree(nsblk->uuid);
kfree(nsblk->res);
@@ -2114,7 +2114,7 @@ static struct device *nd_namespace_blk_create(struct nd_region *nd_region)
dev = &nsblk->common.dev;
dev->type = &namespace_blk_device_type;
- nsblk->id = ida_simple_get(&nd_region->ns_ida, 0, 0, GFP_KERNEL);
+ nsblk->id = ida_alloc(&nd_region->ns_ida, GFP_KERNEL);
if (nsblk->id < 0) {
kfree(nsblk);
return NULL;
@@ -2145,7 +2145,7 @@ static struct device *nd_namespace_pmem_create(struct nd_region *nd_region)
res->name = dev_name(&nd_region->dev);
res->flags = IORESOURCE_MEM;
- nspm->id = ida_simple_get(&nd_region->ns_ida, 0, 0, GFP_KERNEL);
+ nspm->id = ida_alloc(&nd_region->ns_ida, GFP_KERNEL);
if (nspm->id < 0) {
kfree(nspm);
return NULL;
@@ -2633,15 +2633,13 @@ int nd_region_register_namespaces(struct nd_region *nd_region, int *err)
struct nd_namespace_blk *nsblk;
nsblk = to_nd_namespace_blk(dev);
- id = ida_simple_get(&nd_region->ns_ida, 0, 0,
- GFP_KERNEL);
+ id = ida_alloc(&nd_region->ns_ida, GFP_KERNEL);
nsblk->id = id;
} else if (type == ND_DEVICE_NAMESPACE_PMEM) {
struct nd_namespace_pmem *nspm;
nspm = to_nd_namespace_pmem(dev);
- id = ida_simple_get(&nd_region->ns_ida, 0, 0,
- GFP_KERNEL);
+ id = ida_alloc(&nd_region->ns_ida, GFP_KERNEL);
nspm->id = id;
} else
id = i;
diff --git a/drivers/nvdimm/pfn_devs.c b/drivers/nvdimm/pfn_devs.c
index b499df630d4d..8edfe2d2c77c 100644
--- a/drivers/nvdimm/pfn_devs.c
+++ b/drivers/nvdimm/pfn_devs.c
@@ -21,7 +21,7 @@ static void nd_pfn_release(struct device *dev)
dev_dbg(dev, "trace\n");
nd_detach_ndns(&nd_pfn->dev, &nd_pfn->ndns);
- ida_simple_remove(&nd_region->pfn_ida, nd_pfn->id);
+ ida_free(&nd_region->pfn_ida, nd_pfn->id);
kfree(nd_pfn->uuid);
kfree(nd_pfn);
}
@@ -322,7 +322,7 @@ static struct nd_pfn *nd_pfn_alloc(struct nd_region *nd_region)
if (!nd_pfn)
return NULL;
- nd_pfn->id = ida_simple_get(&nd_region->pfn_ida, 0, 0, GFP_KERNEL);
+ nd_pfn->id = ida_alloc(&nd_region->pfn_ida, GFP_KERNEL);
if (nd_pfn->id < 0) {
kfree(nd_pfn);
return NULL;
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