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authorMikhael Goikhman <migo@nvidia.com>2022-09-21 11:03:07 +0300
committerLeon Romanovsky <leon@kernel.org>2022-09-22 12:53:13 +0300
commitb05398aff9ad9dc701b261183a5d756165d28b51 (patch)
tree5fa879ec56abd5a0641ef1c46dae58e73c903115 /drivers/infiniband
parent954afc5a8fd85745a27536e064eebaa34abf9a19 (diff)
RDMA/srp: Support more than 255 rdma ports
Currently ib_srp module does not support devices with more than 256 ports. Switch from u8 to u32 to fix the problem. Fixes: 1fb7f8973f51 ("RDMA: Support more than 255 rdma ports") Reviewed-by: Shay Drory <shayd@nvidia.com> Signed-off-by: Mikhael Goikhman <migo@nvidia.com> Link: https://lore.kernel.org/r/7d80d8844f1abb3a54170b7259f0a02be38080a6.1663747327.git.leonro@nvidia.com Reviewed-by: Bart Van Assche <bvanassche@acm.org> Signed-off-by: Leon Romanovsky <leon@kernel.org>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.c12
-rw-r--r--drivers/infiniband/ulp/srp/ib_srp.h2
2 files changed, 7 insertions, 7 deletions
diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c
index d01102db4fd4..66ff61e54fa9 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.c
+++ b/drivers/infiniband/ulp/srp/ib_srp.c
@@ -2988,7 +2988,7 @@ static ssize_t local_ib_port_show(struct device *dev,
{
struct srp_target_port *target = host_to_target(class_to_shost(dev));
- return sysfs_emit(buf, "%d\n", target->srp_host->port);
+ return sysfs_emit(buf, "%u\n", target->srp_host->port);
}
static DEVICE_ATTR_RO(local_ib_port);
@@ -3886,7 +3886,7 @@ static ssize_t port_show(struct device *dev, struct device_attribute *attr,
{
struct srp_host *host = container_of(dev, struct srp_host, dev);
- return sysfs_emit(buf, "%d\n", host->port);
+ return sysfs_emit(buf, "%u\n", host->port);
}
static DEVICE_ATTR_RO(port);
@@ -3898,7 +3898,7 @@ static struct attribute *srp_class_attrs[] = {
NULL
};
-static struct srp_host *srp_add_port(struct srp_device *device, u8 port)
+static struct srp_host *srp_add_port(struct srp_device *device, u32 port)
{
struct srp_host *host;
@@ -3915,7 +3915,7 @@ static struct srp_host *srp_add_port(struct srp_device *device, u8 port)
device_initialize(&host->dev);
host->dev.class = &srp_class;
host->dev.parent = device->dev->dev.parent;
- if (dev_set_name(&host->dev, "srp-%s-%d", dev_name(&device->dev->dev),
+ if (dev_set_name(&host->dev, "srp-%s-%u", dev_name(&device->dev->dev),
port))
goto put_host;
if (device_add(&host->dev))
@@ -3937,7 +3937,7 @@ static void srp_rename_dev(struct ib_device *device, void *client_data)
list_for_each_entry_safe(host, tmp_host, &srp_dev->dev_list, list) {
char name[IB_DEVICE_NAME_MAX + 8];
- snprintf(name, sizeof(name), "srp-%s-%d",
+ snprintf(name, sizeof(name), "srp-%s-%u",
dev_name(&device->dev), host->port);
device_rename(&host->dev, name);
}
@@ -3949,7 +3949,7 @@ static int srp_add_one(struct ib_device *device)
struct ib_device_attr *attr = &device->attrs;
struct srp_host *host;
int mr_page_shift;
- unsigned int p;
+ u32 p;
u64 max_pages_per_mr;
unsigned int flags = 0;
diff --git a/drivers/infiniband/ulp/srp/ib_srp.h b/drivers/infiniband/ulp/srp/ib_srp.h
index 493e7fd1913e..00b0068fda20 100644
--- a/drivers/infiniband/ulp/srp/ib_srp.h
+++ b/drivers/infiniband/ulp/srp/ib_srp.h
@@ -120,7 +120,7 @@ struct srp_device {
*/
struct srp_host {
struct srp_device *srp_dev;
- u8 port;
+ u32 port;
struct device dev;
struct list_head target_list;
spinlock_t target_lock;