Messages in this thread Patch in this message |  | | From | Andy Shevchenko <> | Subject | [PATCH v1 4/7] irqchip/gic-v3: Switch to bitmap_zalloc() | Date | Fri, 18 Jun 2021 18:16:54 +0300 |
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Switch to bitmap_zalloc() to show clearly what we are allocating. Besides that it returns pointer of bitmap type instead of opaque void *.
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> --- drivers/irqchip/irq-gic-v3-its.c | 9 ++++----- drivers/irqchip/irq-gic-v3-mbi.c | 5 ++--- 2 files changed, 6 insertions(+), 8 deletions(-)
diff --git a/drivers/irqchip/irq-gic-v3-its.c b/drivers/irqchip/irq-gic-v3-its.c index ba39668c3e08..daa5b1c968f0 100644 --- a/drivers/irqchip/irq-gic-v3-its.c +++ b/drivers/irqchip/irq-gic-v3-its.c @@ -2140,7 +2140,7 @@ static unsigned long *its_lpi_alloc(int nr_irqs, u32 *base, int *nr_ids) if (err) goto out; - bitmap = kcalloc(BITS_TO_LONGS(nr_irqs), sizeof (long), GFP_ATOMIC); + bitmap = bitmap_zalloc(nr_irqs, GFP_ATOMIC); if (!bitmap) goto out; @@ -2156,7 +2156,7 @@ static unsigned long *its_lpi_alloc(int nr_irqs, u32 *base, int *nr_ids) static void its_lpi_free(unsigned long *bitmap, u32 base, u32 nr_ids) { WARN_ON(free_lpi_range(base, nr_ids)); - kfree(bitmap); + bitmap_free(bitmap); } static void gic_reset_prop_table(void *va) @@ -3376,8 +3376,7 @@ static struct its_device *its_create_device(struct its_node *its, u32 dev_id, if (alloc_lpis) { lpi_map = its_lpi_alloc(nvecs, &lpi_base, &nr_lpis); if (lpi_map) - col_map = kcalloc(nr_lpis, sizeof(*col_map), - GFP_KERNEL); + col_map = kcalloc(nr_lpis, sizeof(*col_map), GFP_KERNEL); } else { col_map = kcalloc(nr_ites, sizeof(*col_map), GFP_KERNEL); nr_lpis = 0; @@ -3387,7 +3386,7 @@ static struct its_device *its_create_device(struct its_node *its, u32 dev_id, if (!dev || !itt || !col_map || (!lpi_map && alloc_lpis)) { kfree(dev); kfree(itt); - kfree(lpi_map); + bitmap_free(lpi_map); kfree(col_map); return NULL; } diff --git a/drivers/irqchip/irq-gic-v3-mbi.c b/drivers/irqchip/irq-gic-v3-mbi.c index e81e89a81cb5..b84c9c2eccdc 100644 --- a/drivers/irqchip/irq-gic-v3-mbi.c +++ b/drivers/irqchip/irq-gic-v3-mbi.c @@ -290,8 +290,7 @@ int __init mbi_init(struct fwnode_handle *fwnode, struct irq_domain *parent) if (ret) goto err_free_mbi; - mbi_ranges[n].bm = kcalloc(BITS_TO_LONGS(mbi_ranges[n].nr_spis), - sizeof(long), GFP_KERNEL); + mbi_ranges[n].bm = bitmap_zalloc(mbi_ranges[n].nr_spis, GFP_KERNEL); if (!mbi_ranges[n].bm) { ret = -ENOMEM; goto err_free_mbi; @@ -329,7 +328,7 @@ int __init mbi_init(struct fwnode_handle *fwnode, struct irq_domain *parent) err_free_mbi: if (mbi_ranges) { for (n = 0; n < mbi_range_nr; n++) - kfree(mbi_ranges[n].bm); + bitmap_free(mbi_ranges[n].bm); kfree(mbi_ranges); } -- 2.30.2
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