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perf/x86/intel/uncore: Make set_mapping() procedure void

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Return value of set_mapping() is not needed to be checked anymore.
So, make this procedure void.

Signed-off-by: Alexander Antonov <alexander.antonov@linux.intel.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Reviewed-by: Kan Liang <kan.liang@linux.intel.com>
Link: https://lore.kernel.org/r/20221117122833.3103580-12-alexander.antonov@linux.intel.com
This commit is contained in:
Alexander Antonov
2022-11-17 12:28:33 +00:00
committed by Peter Zijlstra
parent 61fb0f7e97
commit d5b73506b5
2 changed files with 20 additions and 23 deletions
Download Patch File Download Diff File Expand all files Collapse all files
arch/x86/events/intel/uncore.h
+1 -1
View File
@@ -94,7 +94,7 @@ struct intel_uncore_type {
* Optional callbacks for managing mapping of Uncore units to PMONs
*/
int (*get_topology)(struct intel_uncore_type *type);
int (*set_mapping)(struct intel_uncore_type *type);
void (*set_mapping)(struct intel_uncore_type *type);
void (*cleanup_mapping)(struct intel_uncore_type *type);
};
arch/x86/events/intel/uncore_snbep.c
+19 -22
View File
@@ -3924,7 +3924,7 @@ static void pmu_clear_mapping_attr(const struct attribute_group **groups,
}
}
static int
static void
pmu_set_mapping(struct intel_uncore_type *type, struct attribute_group *ag,
ssize_t (*show)(struct device*, struct device_attribute*, char*),
int topology_type)
@@ -3943,8 +3943,6 @@ pmu_set_mapping(struct intel_uncore_type *type, struct attribute_group *ag,
if (ret < 0)
goto clear_topology;
ret = -ENOMEM;
/* One more for NULL. */
attrs = kcalloc((uncore_max_dies() + 1), sizeof(*attrs), GFP_KERNEL);
if (!attrs)
@@ -3968,7 +3966,7 @@ pmu_set_mapping(struct intel_uncore_type *type, struct attribute_group *ag,
}
ag->attrs = attrs;
return 0;
return;
err:
for (; die >= 0; die--)
kfree(eas[die].attr.attr.name);
@@ -3979,7 +3977,6 @@ clear_topology:
pmu_free_topology(type);
clear_attr_update:
pmu_clear_mapping_attr(type->attr_update, ag);
return ret;
}
static void
@@ -3998,15 +3995,15 @@ pmu_cleanup_mapping(struct intel_uncore_type *type, struct attribute_group *ag)
pmu_free_topology(type);
}
static int
static void
pmu_iio_set_mapping(struct intel_uncore_type *type, struct attribute_group *ag)
{
return pmu_set_mapping(type, ag, skx_iio_mapping_show, IIO_TOPOLOGY_TYPE);
pmu_set_mapping(type, ag, skx_iio_mapping_show, IIO_TOPOLOGY_TYPE);
}
static int skx_iio_set_mapping(struct intel_uncore_type *type)
static void skx_iio_set_mapping(struct intel_uncore_type *type)
{
return pmu_iio_set_mapping(type, &skx_iio_mapping_group);
pmu_iio_set_mapping(type, &skx_iio_mapping_group);
}
static void skx_iio_cleanup_mapping(struct intel_uncore_type *type)
@@ -4382,15 +4379,15 @@ static const struct attribute_group *skx_upi_attr_update[] = {
NULL
};
static int
static void
pmu_upi_set_mapping(struct intel_uncore_type *type, struct attribute_group *ag)
{
return pmu_set_mapping(type, ag, skx_upi_mapping_show, UPI_TOPOLOGY_TYPE);
pmu_set_mapping(type, ag, skx_upi_mapping_show, UPI_TOPOLOGY_TYPE);
}
static int skx_upi_set_mapping(struct intel_uncore_type *type)
static void skx_upi_set_mapping(struct intel_uncore_type *type)
{
return pmu_upi_set_mapping(type, &skx_upi_mapping_group);
pmu_upi_set_mapping(type, &skx_upi_mapping_group);
}
static void skx_upi_cleanup_mapping(struct intel_uncore_type *type)
@@ -4773,9 +4770,9 @@ static int snr_iio_get_topology(struct intel_uncore_type *type)
return sad_cfg_iio_topology(type, snr_sad_pmon_mapping);
}
static int snr_iio_set_mapping(struct intel_uncore_type *type)
static void snr_iio_set_mapping(struct intel_uncore_type *type)
{
return pmu_iio_set_mapping(type, &snr_iio_mapping_group);
pmu_iio_set_mapping(type, &snr_iio_mapping_group);
}
static void snr_iio_cleanup_mapping(struct intel_uncore_type *type)
@@ -5391,14 +5388,14 @@ static int icx_iio_get_topology(struct intel_uncore_type *type)
return sad_cfg_iio_topology(type, icx_sad_pmon_mapping);
}
static int icx_iio_set_mapping(struct intel_uncore_type *type)
static void icx_iio_set_mapping(struct intel_uncore_type *type)
{
/* Detect ICX-D system. This case is not supported */
if (boot_cpu_data.x86_model == INTEL_FAM6_ICELAKE_D) {
pmu_clear_mapping_attr(type->attr_update, &icx_iio_mapping_group);
return -EPERM;
return;
}
return pmu_iio_set_mapping(type, &icx_iio_mapping_group);
pmu_iio_set_mapping(type, &icx_iio_mapping_group);
}
static void icx_iio_cleanup_mapping(struct intel_uncore_type *type)
@@ -5656,9 +5653,9 @@ static const struct attribute_group *icx_upi_attr_update[] = {
NULL
};
static int icx_upi_set_mapping(struct intel_uncore_type *type)
static void icx_upi_set_mapping(struct intel_uncore_type *type)
{
return pmu_upi_set_mapping(type, &icx_upi_mapping_group);
pmu_upi_set_mapping(type, &icx_upi_mapping_group);
}
static void icx_upi_cleanup_mapping(struct intel_uncore_type *type)
@@ -6125,9 +6122,9 @@ static const struct attribute_group *spr_upi_attr_update[] = {
#define SPR_UPI_REGS_ADDR_DEVICE_LINK0 0x01
static int spr_upi_set_mapping(struct intel_uncore_type *type)
static void spr_upi_set_mapping(struct intel_uncore_type *type)
{
return pmu_upi_set_mapping(type, &spr_upi_mapping_group);
pmu_upi_set_mapping(type, &spr_upi_mapping_group);
}
static void spr_upi_cleanup_mapping(struct intel_uncore_type *type)