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To: linux-tip-commits@vger.kernel.org
Subject: [tip: irq/core] bitmap: Define a cleanup function for bitmaps
Cc: Bartosz Golaszewski <bartosz.golaszewski@linaro.org>,
Thomas Gleixner <tglx@linutronix.de>,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
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linux-kernel@vger.kernel.org, maz@kernel.org
In-Reply-To: <20240122124243.44002-2-brgl@bgdev.pl>
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[tip:,irq/core] bitmap: Define a cleanup function for bitmaps
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Commit Message
tip-bot2 for Thomas Gleixner
Jan. 26, 2024, 12:53 p.m. UTC
The following commit has been merged into the irq/core branch of tip: Commit-ID: d12a82848eac28d248e67940378fe4a72b0a8cd3 Gitweb: https://git.kernel.org/tip/d12a82848eac28d248e67940378fe4a72b0a8cd3 Author: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> AuthorDate: Mon, 22 Jan 2024 13:42:40 +01:00 Committer: Thomas Gleixner <tglx@linutronix.de> CommitterDate: Fri, 26 Jan 2024 13:44:48 +01:00 bitmap: Define a cleanup function for bitmaps Add support for autopointers for bitmaps allocated with bitmap_alloc() et al. Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@linaro.org> Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Acked-by: Yury Norov <yury.norov@gmail.com> Link: https://lore.kernel.org/r/20240122124243.44002-2-brgl@bgdev.pl --- include/linux/bitmap.h | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/include/linux/bitmap.h b/include/linux/bitmap.h index 9945143..df24c8f 100644 --- a/include/linux/bitmap.h +++ b/include/linux/bitmap.h @@ -6,6 +6,7 @@ #include <linux/align.h> #include <linux/bitops.h> +#include <linux/cleanup.h> #include <linux/errno.h> #include <linux/find.h> #include <linux/limits.h> @@ -127,6 +128,8 @@ unsigned long *bitmap_alloc_node(unsigned int nbits, gfp_t flags, int node); unsigned long *bitmap_zalloc_node(unsigned int nbits, gfp_t flags, int node); void bitmap_free(const unsigned long *bitmap); +DEFINE_FREE(bitmap, unsigned long *, if (_T) bitmap_free(_T)) + /* Managed variants of the above. */ unsigned long *devm_bitmap_alloc(struct device *dev, unsigned int nbits, gfp_t flags);