+ mm-vmalloc-convert-vread-to-vread_iter-fix.patch added to mm-unstable branch

* + mm-vmalloc-convert-vread-to-vread_iter-fix.patch added to mm-unstable branch
@ 2023-03-20 21:25 Andrew Morton
  0 siblings, 0 replies; 4+ messages in thread
From: Andrew Morton @ 2023-03-20 21:25 UTC (permalink / raw)
  To: mm-commits, lstoakes, sfr, akpm


The patch titled
     Subject: mm: vmalloc: fix sparc64 warning
has been added to the -mm mm-unstable branch.  Its filename is
     mm-vmalloc-convert-vread-to-vread_iter-fix.patch

This patch will shortly appear at
     https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/mm-vmalloc-convert-vread-to-vread_iter-fix.patch

This patch will later appear in the mm-unstable branch at
    git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm

Before you just go and hit "reply", please:
   a) Consider who else should be cc'ed
   b) Prefer to cc a suitable mailing list as well
   c) Ideally: find the original patch on the mailing list and do a
      reply-to-all to that, adding suitable additional cc's

*** Remember to use Documentation/process/submit-checklist.rst when testing your code ***

The -mm tree is included into linux-next via the mm-everything
branch at git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
and is updated there every 2-3 working days

------------------------------------------------------
From: Stephen Rothwell <sfr@canb.auug.org.au>
Subject: mm: vmalloc: fix sparc64 warning

This fixes this warning from a sparc64 defconfig build:

In file included from /home/sfr/next/next/include/linux/wait.h:11,
                 from /home/sfr/next/next/include/linux/swait.h:8,
                 from /home/sfr/next/next/include/linux/completion.h:12,
                 from /home/sfr/next/next/include/linux/mm_types.h:14,
                 from /home/sfr/next/next/include/linux/uio.h:10,
                 from /home/sfr/next/next/include/linux/vmalloc.h:12,
                 from /home/sfr/next/next/include/asm-generic/io.h:994,
                 from /home/sfr/next/next/arch/sparc/include/asm/io.h:22,
                 from /home/sfr/next/next/arch/sparc/vdso/vclock_gettime.c:=
18:
/home/sfr/next/next/arch/sparc/include/asm/current.h:18:30: warning: call-c=
lobbered register used for global register variable
   18 | register struct task_struct *current asm("g4");
      |                              ^~~~~~~

Link: https://lkml.kernel.org/r/20230320144721.663280c3@canb.auug.org.au
Fixes: 4e29dd9708cb ("mm: vmalloc: convert vread() to vread_iter()")
Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Lorenzo Stoakes <lstoakes@gmail.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

--- a/include/linux/vmalloc.h~mm-vmalloc-convert-vread-to-vread_iter-fix
+++ a/include/linux/vmalloc.h
@@ -9,12 +9,12 @@
 #include <asm/page.h>		/* pgprot_t */
 #include <linux/rbtree.h>
 #include <linux/overflow.h>
-#include <linux/uio.h>
 
 #include <asm/vmalloc.h>
 
 struct vm_area_struct;		/* vma defining user mapping in mm_types.h */
 struct notifier_block;		/* in notifier.h */
+struct iov_iter;		/* in uio.h */
 
 /* bits in flags of vmalloc's vm_struct below */
 #define VM_IOREMAP		0x00000001	/* ioremap() and friends */
--- a/mm/vmalloc.c~mm-vmalloc-convert-vread-to-vread_iter-fix
+++ a/mm/vmalloc.c
@@ -40,6 +40,7 @@
 #include <linux/hugetlb.h>
 #include <linux/sched/mm.h>
 #include <linux/rwsem.h>
+#include <linux/uio.h>
 #include <asm/tlbflush.h>
 #include <asm/shmparam.h>
 
_

Patches currently in -mm which might be from sfr@canb.auug.org.au are

mm-vmalloc-convert-vread-to-vread_iter-fix.patch


^ permalink raw reply	[flat|nested] 4+ messages in thread