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[2/2] ia64: mmap: Consider pgoff when searching for free mapping

Message ID 20230721152432.196382-3-deller@gmx.de (mailing list archive)
State Accepted, archived
Headers show
Series io_uring: Fix io_uring mmap() by using architecture-provided get_unmapped_area() | expand

Commit Message

Helge Deller July 21, 2023, 3:24 p.m. UTC 
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.

Signed-off-by: Helge Deller <deller@gmx.de>
Tested-by: matoro <matoro_mailinglist_kernel@matoro.tk>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: linux-ia64@vger.kernel.org
---
 arch/ia64/kernel/sys_ia64.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

--
2.41.0
diff mbox series

Patch

diff --git a/arch/ia64/kernel/sys_ia64.c b/arch/ia64/kernel/sys_ia64.c
index 6e948d015332..eb561cc93632 100644
--- a/arch/ia64/kernel/sys_ia64.c
+++ b/arch/ia64/kernel/sys_ia64.c
@@ -63,7 +63,7 @@  arch_get_unmapped_area (struct file *filp, unsigned long addr, unsigned long len
 	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);
 }