summaryrefslogtreecommitdiff
path: root/include/linux/device.h
diff options
context:
space:
mode:
authorBartosz Golaszewski <bgolaszewski@baylibre.com>2020-08-24 20:38:57 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-09-08 14:32:06 +0300
commitf82485722e5de5ebb08d3a1dd7302203346dbff9 (patch)
tree66114964163c5ce91e43c99e4cbc0f4b6eebfaa0 /include/linux/device.h
parent81b142245b6f0249896325c7e8451cb5347d4d31 (diff)
downloadlinux-f82485722e5de5ebb08d3a1dd7302203346dbff9.tar.xz
devres: provide devm_krealloc()
Implement the managed variant of krealloc(). This function works with all memory allocated by devm_kmalloc() (or devres functions using it implicitly like devm_kmemdup(), devm_kstrdup() etc.). Managed realloc'ed chunks can be manually released with devm_kfree(). Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Link: https://lore.kernel.org/r/20200824173859.4910-2-brgl@bgdev.pl Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include/linux/device.h')
-rw-r--r--include/linux/device.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/device.h b/include/linux/device.h
index bf480dbe3375..85d5c28bed93 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -206,6 +206,8 @@ int devres_release_group(struct device *dev, void *id);
/* managed devm_k.alloc/kfree for device drivers */
void *devm_kmalloc(struct device *dev, size_t size, gfp_t gfp) __malloc;
+void *devm_krealloc(struct device *dev, void *ptr, size_t size,
+ gfp_t gfp) __must_check;
__printf(3, 0) char *devm_kvasprintf(struct device *dev, gfp_t gfp,
const char *fmt, va_list ap) __malloc;
__printf(3, 4) char *devm_kasprintf(struct device *dev, gfp_t gfp,