Re: [PATCH 2/3] xen/x86: free_p2m_page: use memblock_free_ptr() to free a... | linux-arm-kernel

[PATCH 0/3] memblock: cleanup memblock_free interface · Mike Rapoport <rppt@kernel.org> · 2021-09-23
[PATCH 1/3] arch_numa: simplify numa_distance allocation · Mike Rapoport <rppt@kernel.org> · 2021-09-23
[PATCH 2/3] xen/x86: free_p2m_page: use memblock_free_ptr() to free a virtual pointer · Mike Rapoport <rppt@kernel.org> · 2021-09-23
Re: [PATCH 2/3] xen/x86: free_p2m_page: use memblock_free_ptr() to free a virtual pointer · Juergen Gross <jgross@suse.com> · 2021-09-23
[PATCH 3/3] memblock: cleanup memblock_free interface · Mike Rapoport <rppt@kernel.org> · 2021-09-23
Re: [PATCH 3/3] memblock: cleanup memblock_free interface · Juergen Gross <jgross@suse.com> · 2021-09-23
Re: [PATCH 3/3] memblock: cleanup memblock_free interface · Christophe Leroy <hidden> · 2021-09-23
Re: [PATCH 3/3] memblock: cleanup memblock_free interface · Mike Rapoport <hidden> · 2021-09-23
Re: [PATCH 3/3] memblock: cleanup memblock_free interface · Christophe Leroy <hidden> · 2021-09-23
Re: [PATCH 3/3] memblock: cleanup memblock_free interface · Mike Rapoport <hidden> · 2021-09-24
Re: [PATCH 3/3] memblock: cleanup memblock_free interface · Shahab Vahedi <hidden> · 2021-09-23
Re: [PATCH 0/3] memblock: cleanup memblock_free interface · Linus Torvalds <torvalds@linux-foundation.org> · 2021-09-23
Re: [PATCH 0/3] memblock: cleanup memblock_free interface · Mike Rapoport <hidden> · 2021-09-23

Re: [PATCH 2/3] xen/x86: free_p2m_page: use memblock_free_ptr() to free a virtual pointer

From: Juergen Gross <jgross@suse.com>
Date: 2021-09-23 08:10:09
Also in: kvm, linux-alpha, linux-devicetree, linux-efi, linux-iommu, linux-mips, linux-mm, linux-riscv, linux-s390, linux-sh, linux-um, linux-usb, linuxppc-dev, lkml, sparclinux, xen-devel

On 23.09.21 09:43, Mike Rapoport wrote:

From: Mike Rapoport <redacted>

free_p2m_page() wrongly passes a virtual pointer to memblock_free() that
treats it as a physical address.

Call memblock_free_ptr() instead that gets a virtual address to free the
memory.

Signed-off-by: Mike Rapoport <redacted>

Reviewed-by: Juergen Gross <jgross@suse.com>


Juergen

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