The patch titled
Subject: ia64: mmap: consider pgoff when searching for free mapping
has been added to the -mm mm-nonmm-unstable branch. Its filename is
ia64-mmap-consider-pgoff-when-searching-for-free-mapping.patch
This patch will shortly appear at
https://git.kernel.org/pub/scm/linux/kernel/git/akpm/25-new.git/tree/patches/ia64-mmap-consider-pgoff-when-searching-for-free-mapping.patch
This patch will later appear in the mm-nonmm-unstable branch at
git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm
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------------------------------------------------------
From: Helge Deller <deller@xxxxxx>
Subject: ia64: mmap: consider pgoff when searching for free mapping
Date: Fri, 21 Jul 2023 17:24:32 +0200
IA64 is the only architecture which does not consider the pgoff value when
searching for a possible free memory region with vm_unmapped_area().
Adding this seems to have no negative side effect on IA64, so add it now
to make IA64 consistent with all other architectures.
Link: https://lkml.kernel.org/r/20230721152432.196382-3-deller@xxxxxx
Signed-off-by: Helge Deller <deller@xxxxxx>
Tested-by: matoro <matoro_mailinglist_kernel@xxxxxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: Jiri Slaby <jirislaby@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
arch/ia64/kernel/sys_ia64.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/arch/ia64/kernel/sys_ia64.c~ia64-mmap-consider-pgoff-when-searching-for-free-mapping
+++ a/arch/ia64/kernel/sys_ia64.c
@@ -63,7 +63,7 @@ arch_get_unmapped_area (struct file *fil
info.low_limit = addr;
info.high_limit = TASK_SIZE;
info.align_mask = align_mask;
- info.align_offset = 0;
+ info.align_offset = pgoff << PAGE_SHIFT;
return vm_unmapped_area(&info);
}
_
Patches currently in -mm which might be from deller@xxxxxx are
ia64-mmap-consider-pgoff-when-searching-for-free-mapping.patch
