Re: [RFC v2 07/10] nvme: enhance max supported LBA format check

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Fri, Sep 15, 2023 at 02:32:51PM -0700, Luis Chamberlain wrote:
> +/* XXX: shift 20 (1 MiB LBA) crashes on pure-iomap */
> +#define NVME_MAX_SHIFT_SUPPORTED 19

I imagine somewhere we do a PAGE_SIZE << 20 and it overflows an int to 0.
I've been trying to use size_t everywhere, but we probably missed
something.

Does 19 work on a machine with 64kB pages?  My guess is no.



[Index of Archives]     [Linux Ext4 Filesystem]     [Union Filesystem]     [Filesystem Testing]     [Ceph Users]     [Ecryptfs]     [NTFS 3]     [AutoFS]     [Kernel Newbies]     [Share Photos]     [Security]     [Netfilter]     [Bugtraq]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux Cachefs]     [Reiser Filesystem]     [Linux RAID]     [NTFS 3]     [Samba]     [Device Mapper]     [CEPH Development]

  Powered by Linux