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Date: Fri, 15 Jul 2022 06:40:50 -0700
From: Yury Norov <yury.norov@...il.com>
To: Stephen Rothwell <sfr@...b.auug.org.au>
Cc: Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build warning after merge of the bitmap tree
On Fri, Jul 15, 2022 at 10:22:55PM +1000, Stephen Rothwell wrote:
> Hi all,
>
> After merging the bitmap tree, today's linux-next build (arm64 defconfig)
> produced this warning:
Fixed, thanks.
(I found some issues of this sort with allyesconfig, but not this one.)
> In file included from include/linux/device.h:15,
> from include/linux/dmaengine.h:8,
> from drivers/dma/ti/k3-udma.c:9:
> drivers/dma/ti/k3-udma.c: In function 'setup_resources':
> drivers/dma/ti/k3-udma.c:5000:26: warning: format '%u' expects argument of type 'unsigned int', but argument 4 has type 'long unsigned int' [-Wformat=]
> 5000 | "Channels: %d (tchan: %u, rchan: %u, gp-rflow: %u)\n",
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
> 110 | _p_func(dev, fmt, ##__VA_ARGS__); \
> | ^~~
> include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt'
> 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__)
> | ^~~~~~~
> drivers/dma/ti/k3-udma.c:4999:17: note: in expansion of macro 'dev_info'
> 4999 | dev_info(dev,
> | ^~~~~~~~
> drivers/dma/ti/k3-udma.c:5000:49: note: format string is defined here
> 5000 | "Channels: %d (tchan: %u, rchan: %u, gp-rflow: %u)\n",
> | ~^
> | |
> | unsigned int
> | %lu
> In file included from include/linux/device.h:15,
> from include/linux/dmaengine.h:8,
> from drivers/dma/ti/k3-udma.c:9:
> drivers/dma/ti/k3-udma.c:5000:26: warning: format '%u' expects argument of type 'unsigned int', but argument 5 has type 'long unsigned int' [-Wformat=]
> 5000 | "Channels: %d (tchan: %u, rchan: %u, gp-rflow: %u)\n",
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
> 110 | _p_func(dev, fmt, ##__VA_ARGS__); \
> | ^~~
> include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt'
> 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__)
> | ^~~~~~~
> drivers/dma/ti/k3-udma.c:4999:17: note: in expansion of macro 'dev_info'
> 4999 | dev_info(dev,
> | ^~~~~~~~
> drivers/dma/ti/k3-udma.c:5000:60: note: format string is defined here
> 5000 | "Channels: %d (tchan: %u, rchan: %u, gp-rflow: %u)\n",
> | ~^
> | |
> | unsigned int
> | %lu
> In file included from include/linux/device.h:15,
> from include/linux/dmaengine.h:8,
> from drivers/dma/ti/k3-udma.c:9:
> drivers/dma/ti/k3-udma.c:5000:26: warning: format '%u' expects argument of type 'unsigned int', but argument 6 has type 'long unsigned int' [-Wformat=]
> 5000 | "Channels: %d (tchan: %u, rchan: %u, gp-rflow: %u)\n",
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
> 110 | _p_func(dev, fmt, ##__VA_ARGS__); \
> | ^~~
> include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt'
> 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__)
> | ^~~~~~~
> drivers/dma/ti/k3-udma.c:4999:17: note: in expansion of macro 'dev_info'
> 4999 | dev_info(dev,
> | ^~~~~~~~
> drivers/dma/ti/k3-udma.c:5000:74: note: format string is defined here
> 5000 | "Channels: %d (tchan: %u, rchan: %u, gp-rflow: %u)\n",
> | ~^
> | |
> | unsigned int
> | %lu
> In file included from include/linux/device.h:15,
> from include/linux/dmaengine.h:8,
> from drivers/dma/ti/k3-udma.c:9:
> drivers/dma/ti/k3-udma.c:5011:26: warning: format '%u' expects argument of type 'unsigned int', but argument 4 has type 'long unsigned int' [-Wformat=]
> 5011 | "Channels: %d (bchan: %u, tchan: %u, rchan: %u)\n",
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
> 110 | _p_func(dev, fmt, ##__VA_ARGS__); \
> | ^~~
> include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt'
> 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__)
> | ^~~~~~~
> drivers/dma/ti/k3-udma.c:5010:17: note: in expansion of macro 'dev_info'
> 5010 | dev_info(dev,
> | ^~~~~~~~
> drivers/dma/ti/k3-udma.c:5011:49: note: format string is defined here
> 5011 | "Channels: %d (bchan: %u, tchan: %u, rchan: %u)\n",
> | ~^
> | |
> | unsigned int
> | %lu
> In file included from include/linux/device.h:15,
> from include/linux/dmaengine.h:8,
> from drivers/dma/ti/k3-udma.c:9:
> drivers/dma/ti/k3-udma.c:5011:26: warning: format '%u' expects argument of type 'unsigned int', but argument 5 has type 'long unsigned int' [-Wformat=]
> 5011 | "Channels: %d (bchan: %u, tchan: %u, rchan: %u)\n",
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
> 110 | _p_func(dev, fmt, ##__VA_ARGS__); \
> | ^~~
> include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt'
> 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__)
> | ^~~~~~~
> drivers/dma/ti/k3-udma.c:5010:17: note: in expansion of macro 'dev_info'
> 5010 | dev_info(dev,
> | ^~~~~~~~
> drivers/dma/ti/k3-udma.c:5011:60: note: format string is defined here
> 5011 | "Channels: %d (bchan: %u, tchan: %u, rchan: %u)\n",
> | ~^
> | |
> | unsigned int
> | %lu
> In file included from include/linux/device.h:15,
> from include/linux/dmaengine.h:8,
> from drivers/dma/ti/k3-udma.c:9:
> drivers/dma/ti/k3-udma.c:5011:26: warning: format '%u' expects argument of type 'unsigned int', but argument 6 has type 'long unsigned int' [-Wformat=]
> 5011 | "Channels: %d (bchan: %u, tchan: %u, rchan: %u)\n",
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
> 110 | _p_func(dev, fmt, ##__VA_ARGS__); \
> | ^~~
> include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt'
> 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__)
> | ^~~~~~~
> drivers/dma/ti/k3-udma.c:5010:17: note: in expansion of macro 'dev_info'
> 5010 | dev_info(dev,
> | ^~~~~~~~
> drivers/dma/ti/k3-udma.c:5011:71: note: format string is defined here
> 5011 | "Channels: %d (bchan: %u, tchan: %u, rchan: %u)\n",
> | ~^
> | |
> | unsigned int
> | %lu
> In file included from include/linux/device.h:15,
> from include/linux/dmaengine.h:8,
> from drivers/dma/ti/k3-udma.c:9:
> drivers/dma/ti/k3-udma.c:5022:26: warning: format '%u' expects argument of type 'unsigned int', but argument 4 has type 'long unsigned int' [-Wformat=]
> 5022 | "Channels: %d (tchan: %u, rchan: %u)\n",
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
> 110 | _p_func(dev, fmt, ##__VA_ARGS__); \
> | ^~~
> include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt'
> 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__)
> | ^~~~~~~
> drivers/dma/ti/k3-udma.c:5021:17: note: in expansion of macro 'dev_info'
> 5021 | dev_info(dev,
> | ^~~~~~~~
> drivers/dma/ti/k3-udma.c:5022:49: note: format string is defined here
> 5022 | "Channels: %d (tchan: %u, rchan: %u)\n",
> | ~^
> | |
> | unsigned int
> | %lu
> In file included from include/linux/device.h:15,
> from include/linux/dmaengine.h:8,
> from drivers/dma/ti/k3-udma.c:9:
> drivers/dma/ti/k3-udma.c:5022:26: warning: format '%u' expects argument of type 'unsigned int', but argument 5 has type 'long unsigned int' [-Wformat=]
> 5022 | "Channels: %d (tchan: %u, rchan: %u)\n",
> | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> include/linux/dev_printk.h:110:30: note: in definition of macro 'dev_printk_index_wrap'
> 110 | _p_func(dev, fmt, ##__VA_ARGS__); \
> | ^~~
> include/linux/dev_printk.h:150:58: note: in expansion of macro 'dev_fmt'
> 150 | dev_printk_index_wrap(_dev_info, KERN_INFO, dev, dev_fmt(fmt), ##__VA_ARGS__)
> | ^~~~~~~
> drivers/dma/ti/k3-udma.c:5021:17: note: in expansion of macro 'dev_info'
> 5021 | dev_info(dev,
> | ^~~~~~~~
> drivers/dma/ti/k3-udma.c:5022:60: note: format string is defined here
> 5022 | "Channels: %d (tchan: %u, rchan: %u)\n",
> | ~^
> | |
> | unsigned int
> | %lu
>
> Introduced by commit
>
> 31563fb891aa ("lib/bitmap: change type of bitmap_weight to unsigned long")
>
> I have applied the following patch for today:
>
> From: Stephen Rothwell <sfr@...b.auug.org.au>
> Date: Fri, 15 Jul 2022 22:15:40 +1000
> Subject: [PATCH] fix up for k3-udma.c
>
> due to "lib/bitmap: change type of bitmap_weight to unsigned long"
>
> Signed-off-by: Stephen Rothwell <sfr@...b.auug.org.au>
> ---
> drivers/dma/ti/k3-udma.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/dma/ti/k3-udma.c b/drivers/dma/ti/k3-udma.c
> index 2f0d2c68c93c..07cb48db76ba 100644
> --- a/drivers/dma/ti/k3-udma.c
> +++ b/drivers/dma/ti/k3-udma.c
> @@ -4997,7 +4997,7 @@ static int setup_resources(struct udma_dev *ud)
> switch (ud->match_data->type) {
> case DMA_TYPE_UDMA:
> dev_info(dev,
> - "Channels: %d (tchan: %u, rchan: %u, gp-rflow: %u)\n",
> + "Channels: %d (tchan: %lu, rchan: %lu, gp-rflow: %lu)\n",
> ch_count,
> ud->tchan_cnt - bitmap_weight(ud->tchan_map,
> ud->tchan_cnt),
> @@ -5008,7 +5008,7 @@ static int setup_resources(struct udma_dev *ud)
> break;
> case DMA_TYPE_BCDMA:
> dev_info(dev,
> - "Channels: %d (bchan: %u, tchan: %u, rchan: %u)\n",
> + "Channels: %d (bchan: %lu, tchan: %lu, rchan: %lu)\n",
> ch_count,
> ud->bchan_cnt - bitmap_weight(ud->bchan_map,
> ud->bchan_cnt),
> @@ -5019,7 +5019,7 @@ static int setup_resources(struct udma_dev *ud)
> break;
> case DMA_TYPE_PKTDMA:
> dev_info(dev,
> - "Channels: %d (tchan: %u, rchan: %u)\n",
> + "Channels: %d (tchan: %lu, rchan: %lu)\n",
> ch_count,
> ud->tchan_cnt - bitmap_weight(ud->tchan_map,
> ud->tchan_cnt),
> --
> 2.35.1
>
> --
> Cheers,
> Stephen Rothwell
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