The patch titled Subject: sprintf.h requires stdarg.h has been added to the -mm mm-hotfixes-unstable branch. Its filename is sprintfh-requires-stdargh.patch
This patch will shortly appear at https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches...
This patch will later appear in the mm-hotfixes-unstable branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------ From: Stephen Rothwell sfr@canb.auug.org.au Subject: sprintf.h requires stdarg.h Date: Mon, 21 Jul 2025 16:15:57 +1000
In file included from drivers/crypto/intel/qat/qat_common/adf_pm_dbgfs_utils.c:4: include/linux/sprintf.h:11:54: error: unknown type name 'va_list' 11 | __printf(2, 0) int vsprintf(char *buf, const char *, va_list); | ^~~~~~~ include/linux/sprintf.h:1:1: note: 'va_list' is defined in header '<stdarg.h>'; this is probably fixable by adding '#include <stdarg.h>'
Link: https://lkml.kernel.org/r/20250721173754.42865913@canb.auug.org.au Fixes: 39ced19b9e60 ("lib/vsprintf: split out sprintf() and friends") Signed-off-by: Stephen Rothwell sfr@canb.auug.org.au Cc: Andriy Shevchenko andriy.shevchenko@linux.intel.com Cc: Herbert Xu herbert@gondor.apana.org.au Cc: Petr Mladek pmladek@suse.com Cc: Steven Rostedt rostedt@goodmis.org Cc: Rasmus Villemoes linux@rasmusvillemoes.dk Cc: Sergey Senozhatsky senozhatsky@chromium.org Cc: stable@vger.kernel.org Signed-off-by: Andrew Morton akpm@linux-foundation.org ---
include/linux/sprintf.h | 1 + 1 file changed, 1 insertion(+)
--- a/include/linux/sprintf.h~sprintfh-requires-stdargh +++ a/include/linux/sprintf.h @@ -4,6 +4,7 @@
#include <linux/compiler_attributes.h> #include <linux/types.h> +#include <linux/stdarg.h>
int num_to_str(char *buf, int size, unsigned long long num, unsigned int width);
_
Patches currently in -mm which might be from sfr@canb.auug.org.au are
sprintfh-requires-stdargh.patch
On Mon, Jul 21, 2025 at 02:13:52PM -0700, Andrew Morton wrote:
From: Stephen Rothwell sfr@canb.auug.org.au Subject: sprintf.h requires stdarg.h Date: Mon, 21 Jul 2025 16:15:57 +1000
In file included from drivers/crypto/intel/qat/qat_common/adf_pm_dbgfs_utils.c:4: include/linux/sprintf.h:11:54: error: unknown type name 'va_list' 11 | __printf(2, 0) int vsprintf(char *buf, const char *, va_list); | ^~~~~~~ include/linux/sprintf.h:1:1: note: 'va_list' is defined in header '<stdarg.h>'; this is probably fixable by adding '#include <stdarg.h>'
...
#include <linux/compiler_attributes.h> #include <linux/types.h> +#include <linux/stdarg.h>
Can we prevent the ordering?
On Wed, 23 Jul 2025 18:29:34 +0300 Andy Shevchenko andriy.shevchenko@linux.intel.com wrote:
On Mon, Jul 21, 2025 at 02:13:52PM -0700, Andrew Morton wrote:
From: Stephen Rothwell sfr@canb.auug.org.au Subject: sprintf.h requires stdarg.h Date: Mon, 21 Jul 2025 16:15:57 +1000
In file included from drivers/crypto/intel/qat/qat_common/adf_pm_dbgfs_utils.c:4: include/linux/sprintf.h:11:54: error: unknown type name 'va_list' 11 | __printf(2, 0) int vsprintf(char *buf, const char *, va_list); | ^~~~~~~ include/linux/sprintf.h:1:1: note: 'va_list' is defined in header '<stdarg.h>'; this is probably fixable by adding '#include <stdarg.h>'
...
#include <linux/compiler_attributes.h> #include <linux/types.h> +#include <linux/stdarg.h>
Can we prevent the ordering?
What do you mean?
Hi Andy,
On Wed, 23 Jul 2025 18:29:34 +0300 Andy Shevchenko andriy.shevchenko@linux.intel.com wrote:
On Mon, Jul 21, 2025 at 02:13:52PM -0700, Andrew Morton wrote:
From: Stephen Rothwell sfr@canb.auug.org.au Subject: sprintf.h requires stdarg.h Date: Mon, 21 Jul 2025 16:15:57 +1000
In file included from drivers/crypto/intel/qat/qat_common/adf_pm_dbgfs_utils.c:4: include/linux/sprintf.h:11:54: error: unknown type name 'va_list' 11 | __printf(2, 0) int vsprintf(char *buf, const char *, va_list); | ^~~~~~~ include/linux/sprintf.h:1:1: note: 'va_list' is defined in header '<stdarg.h>'; this is probably fixable by adding '#include <stdarg.h>'
...
#include <linux/compiler_attributes.h> #include <linux/types.h> +#include <linux/stdarg.h>
Can we prevent the ordering?
I am not sure what you mean by this. Do you want alphabetical, reverse christmas tree, or something else? Or are you concerned with something completely different?
On Thu, Jul 24, 2025 at 08:40:12AM +1000, Stephen Rothwell wrote:
On Wed, 23 Jul 2025 18:29:34 +0300 Andy Shevchenko andriy.shevchenko@linux.intel.com wrote:
On Mon, Jul 21, 2025 at 02:13:52PM -0700, Andrew Morton wrote:
From: Stephen Rothwell sfr@canb.auug.org.au Subject: sprintf.h requires stdarg.h Date: Mon, 21 Jul 2025 16:15:57 +1000
In file included from drivers/crypto/intel/qat/qat_common/adf_pm_dbgfs_utils.c:4: include/linux/sprintf.h:11:54: error: unknown type name 'va_list' 11 | __printf(2, 0) int vsprintf(char *buf, const char *, va_list); | ^~~~~~~ include/linux/sprintf.h:1:1: note: 'va_list' is defined in header '<stdarg.h>'; this is probably fixable by adding '#include <stdarg.h>'
...
#include <linux/compiler_attributes.h> #include <linux/types.h> +#include <linux/stdarg.h>
Can we prevent the ordering?
I am not sure what you mean by this. Do you want alphabetical, reverse christmas tree, or something else? Or are you concerned with something completely different?
Alphabetical
#include <linux/compiler_attributes.h> #include <linux/stdarg.h> #include <linux/types.h>
Hi Andy,
On Thu, 24 Jul 2025 14:42:18 +0300 Andy Shevchenko andriy.shevchenko@linux.intel.com wrote:
#include <linux/compiler_attributes.h> #include <linux/types.h> +#include <linux/stdarg.h>
Can we prevent the ordering?
I am not sure what you mean by this. Do you want alphabetical, reverse christmas tree, or something else? Or are you concerned with something completely different?
Alphabetical
#include <linux/compiler_attributes.h> #include <linux/stdarg.h> #include <linux/types.h>
I have no strong opinion, so fine by me.
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