Re: [PATCH] idr: Remove unused ida_simple_{get,remove}
From: kernel test robot
Date: Tue Mar 22 2022 - 20:24:44 EST
Hi Stephen,
Thank you for the patch! Yet something to improve:
[auto build test ERROR on 5191290407668028179f2544a11ae9b57f0bcf07]
url: https://github.com/0day-ci/linux/commits/Stephen-Kitt/idr-Remove-unused-ida_simple_-get-remove/20220323-062521
base: 5191290407668028179f2544a11ae9b57f0bcf07
config: um-i386_defconfig (https://download.01.org/0day-ci/archive/20220323/202203230845.E0LTB8eP-lkp@xxxxxxxxx/config)
compiler: gcc-9 (Ubuntu 9.4.0-1ubuntu1~20.04) 9.4.0
reproduce (this is a W=1 build):
# https://github.com/0day-ci/linux/commit/13945a32161b59a82eca06de385ea0f38b88439e
git remote add linux-review https://github.com/0day-ci/linux
git fetch --no-tags linux-review Stephen-Kitt/idr-Remove-unused-ida_simple_-get-remove/20220323-062521
git checkout 13945a32161b59a82eca06de385ea0f38b88439e
# save the config file to linux build tree
mkdir build_dir
make W=1 O=build_dir ARCH=um SUBARCH=i386 SHELL=/bin/bash
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@xxxxxxxxx>
All errors (new ones prefixed by >>):
fs/eventfd.c: In function 'eventfd_free_ctx':
>> fs/eventfd.c:92:3: error: implicit declaration of function 'ida_simple_remove' [-Werror=implicit-function-declaration]
92 | ida_simple_remove(&eventfd_ida, ctx->id);
| ^~~~~~~~~~~~~~~~~
fs/eventfd.c: In function 'do_eventfd':
>> fs/eventfd.c:426:12: error: implicit declaration of function 'ida_simple_get' [-Werror=implicit-function-declaration]
426 | ctx->id = ida_simple_get(&eventfd_ida, 0, 0, GFP_KERNEL);
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
fs/proc/generic.c: In function 'proc_alloc_inum':
>> fs/proc/generic.c:206:6: error: implicit declaration of function 'ida_simple_get' [-Werror=implicit-function-declaration]
206 | i = ida_simple_get(&proc_inum_ida, 0, UINT_MAX - PROC_DYNAMIC_FIRST + 1,
| ^~~~~~~~~~~~~~
fs/proc/generic.c: In function 'proc_free_inum':
>> fs/proc/generic.c:217:2: error: implicit declaration of function 'ida_simple_remove' [-Werror=implicit-function-declaration]
217 | ida_simple_remove(&proc_inum_ida, inum - PROC_DYNAMIC_FIRST);
| ^~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
block/blk-core.c: In function 'blk_alloc_queue':
>> block/blk-core.c:456:10: error: implicit declaration of function 'ida_simple_get' [-Werror=implicit-function-declaration]
456 | q->id = ida_simple_get(&blk_queue_ida, 0, 0, GFP_KERNEL);
| ^~~~~~~~~~~~~~
>> block/blk-core.c:506:2: error: implicit declaration of function 'ida_simple_remove' [-Werror=implicit-function-declaration]
506 | ida_simple_remove(&blk_queue_ida, q->id);
| ^~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
block/blk-sysfs.c: In function 'blk_release_queue':
>> block/blk-sysfs.c:796:2: error: implicit declaration of function 'ida_simple_remove' [-Werror=implicit-function-declaration]
796 | ida_simple_remove(&blk_queue_ida, q->id);
| ^~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
drivers/base/swnode.c: In function 'software_node_release':
>> drivers/base/swnode.c:750:3: error: implicit declaration of function 'ida_simple_remove' [-Werror=implicit-function-declaration]
750 | ida_simple_remove(&swnode->parent->child_ids, swnode->id);
| ^~~~~~~~~~~~~~~~~
drivers/base/swnode.c: In function 'swnode_register':
>> drivers/base/swnode.c:779:8: error: implicit declaration of function 'ida_simple_get' [-Werror=implicit-function-declaration]
779 | ret = ida_simple_get(parent ? &parent->child_ids : &swnode_root_ids,
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
drivers/input/input.c: In function 'input_get_new_minor':
>> drivers/input/input.c:2577:15: error: implicit declaration of function 'ida_simple_get' [-Werror=implicit-function-declaration]
2577 | int minor = ida_simple_get(&input_ida,
| ^~~~~~~~~~~~~~
drivers/input/input.c: In function 'input_free_minor':
>> drivers/input/input.c:2600:2: error: implicit declaration of function 'ida_simple_remove' [-Werror=implicit-function-declaration]
2600 | ida_simple_remove(&input_ida, minor);
| ^~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
drivers/ptp/ptp_clock.c: In function 'ptp_clock_release':
>> drivers/ptp/ptp_clock.c:177:2: error: implicit declaration of function 'ida_simple_remove' [-Werror=implicit-function-declaration]
177 | ida_simple_remove(&ptp_clocks_map, ptp->index);
| ^~~~~~~~~~~~~~~~~
drivers/ptp/ptp_clock.c: In function 'ptp_clock_register':
>> drivers/ptp/ptp_clock.c:212:10: error: implicit declaration of function 'ida_simple_get' [-Werror=implicit-function-declaration]
212 | index = ida_simple_get(&ptp_clocks_map, 0, MINORMASK + 1, GFP_KERNEL);
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
--
net/core/xdp.c: In function '__xdp_mem_allocator_rcu_free':
>> net/core/xdp.c:76:2: error: implicit declaration of function 'ida_simple_remove' [-Werror=implicit-function-declaration]
76 | ida_simple_remove(&mem_id_pool, xa->mem.id);
| ^~~~~~~~~~~~~~~~~
net/core/xdp.c: In function '__mem_id_cyclic_get':
>> net/core/xdp.c:241:7: error: implicit declaration of function 'ida_simple_get' [-Werror=implicit-function-declaration]
241 | id = ida_simple_get(&mem_id_pool, mem_id_next, MEM_ID_MAX, gfp);
| ^~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/ida_simple_remove +92 fs/eventfd.c
e1ad7468c77ddb Davide Libenzi 2007-05-10 88
562787a5c32ccd Davide Libenzi 2009-09-22 89 static void eventfd_free_ctx(struct eventfd_ctx *ctx)
562787a5c32ccd Davide Libenzi 2009-09-22 90 {
b556db17b0e7c4 Masatake YAMATO 2019-05-14 91 if (ctx->id >= 0)
b556db17b0e7c4 Masatake YAMATO 2019-05-14 @92 ida_simple_remove(&eventfd_ida, ctx->id);
562787a5c32ccd Davide Libenzi 2009-09-22 93 kfree(ctx);
562787a5c32ccd Davide Libenzi 2009-09-22 94 }
562787a5c32ccd Davide Libenzi 2009-09-22 95
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