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Re: [Qemu-devel] [PATCH v2 03/42] target-ppc: Document TOCTTOU in hugepa
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From: |
Markus Armbruster |
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Subject: |
Re: [Qemu-devel] [PATCH v2 03/42] target-ppc: Document TOCTTOU in hugepage support |
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Date: |
Wed, 09 Mar 2016 21:05:07 +0100 |
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User-agent: |
Gnus/5.13 (Gnus v5.13) Emacs/24.5 (gnu/linux) |
Marc-André Lureau <address@hidden> writes:
> Hi
>
> On Mon, Mar 7, 2016 at 8:25 PM, Markus Armbruster <address@hidden> wrote:
>> +/*
>
> nitpick, extra space here
Will fix, thanks!
>> + * FIXME TOCTTOU: this iterates over memory backends' mem-path, which
>> + * may or may not name the same files / on the same filesystem now as
>> + * when we actually open and map them. Iterate over the file
>> + * descriptors instead, and use qemu_fd_getpagesize().
>> + */
- [Qemu-devel] [PATCH v2 14/42] ivshmem: Compile debug prints unconditionally to prevent bit-rot, (continued)
- [Qemu-devel] [PATCH v2 14/42] ivshmem: Compile debug prints unconditionally to prevent bit-rot, Markus Armbruster, 2016/03/07
- [Qemu-devel] [PATCH v2 08/42] tests/libqos/pci-pc: Fix qpci_pc_iomap() to map BARs aligned, Markus Armbruster, 2016/03/07
- [Qemu-devel] [PATCH v2 19/42] ivshmem: Failed realize() can leave migration blocker behind, Markus Armbruster, 2016/03/07
- [Qemu-devel] [PATCH v2 02/42] exec: Fix memory allocation when memory path isn't on hugetlbfs, Markus Armbruster, 2016/03/07
- [Qemu-devel] [PATCH v2 21/42] ivshmem: Clean up MSI-X conditions, Markus Armbruster, 2016/03/07
- [Qemu-devel] [PATCH v2 03/42] target-ppc: Document TOCTTOU in hugepage support, Markus Armbruster, 2016/03/07
- [Qemu-devel] [PATCH v2 06/42] qemu-doc: Fix ivshmem huge page example, Markus Armbruster, 2016/03/07
- [Qemu-devel] [PATCH v2 35/42] ivshmem: Inline check_shm_size() into its only caller, Markus Armbruster, 2016/03/07
- [Qemu-devel] [PATCH v2 20/42] ivshmem: Clean up register callbacks, Markus Armbruster, 2016/03/07
- [Qemu-devel] [PATCH v2 05/42] ivshmem-server: Don't overload POSIX shmem and file name, Markus Armbruster, 2016/03/07
[Qemu-devel] [PATCH v2 16/42] ivshmem: Drop ivshmem_event() stub, Markus Armbruster, 2016/03/07
[Qemu-devel] [PATCH v2 23/42] ivshmem: Assert interrupts are set up once, Markus Armbruster, 2016/03/07