Date: Mon, 3 Oct 2016 13:14:15 -0400 From: Anton Yuzhaninov <citrin@citrin.ru> To: Konstantin Belousov <kostikbel@gmail.com> Cc: "freebsd-fs@freebsd.org" <freebsd-fs@freebsd.org> Subject: Re: UFS: unaligned read from GELI with 8k sectorsize Message-ID: <b4a71a1b-d3c0-68a5-6999-e6e851f796c2@citrin.ru> In-Reply-To: <20161002191349.GH38409@kib.kiev.ua> References: <f84b069b-aeee-ff3c-d4f9-e2fe3caaddb1@citrin.ru> <20161001114536.GX38409@kib.kiev.ua> <20161001115439.GY38409@kib.kiev.ua> <68a8ed6d-e302-799c-3d2c-1d85c48d07bf@citrin.ru> <20161001211025.GD38409@kib.kiev.ua> <999638f9-3fee-82e3-d67f-cffef53b74e8@citrin.ru> <20161002191349.GH38409@kib.kiev.ua>
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On 2016-10-02 15:13, Konstantin Belousov wrote:
> I see. I was able to reproduce it with gnop -S 8k over swap-backed md.
> The following patch worked for me.
>
> diff --git a/sys/ufs/ffs/ffs_vnops.c b/sys/ufs/ffs/ffs_vnops.c
> index 2af5383..c9cd4dc 100644
> --- a/sys/ufs/ffs/ffs_vnops.c
> +++ b/sys/ufs/ffs/ffs_vnops.c
> @@ -118,14 +118,14 @@ static vop_listextattr_t ffs_listextattr;
> static vop_openextattr_t ffs_openextattr;
> static vop_setextattr_t ffs_setextattr;
> static vop_vptofh_t ffs_vptofh;
> -
> +static vop_getpages_t ffs_getpages;
>
> /* Global vfs data structures for ufs. */
> struct vop_vector ffs_vnodeops1 = {
> .vop_default = &ufs_vnodeops,
> .vop_fsync = ffs_fsync,
> .vop_fdatasync = ffs_fdatasync,
> - .vop_getpages = vnode_pager_local_getpages,
> + .vop_getpages = ffs_getpages,
With this patch I can exec various binaries from 8k geli when I boot
from a USB stick, but can't boot with root on this geli. Boot process
stops after init exec.
DDB bt for init:
https://imgur.com/a/FXuzw
ps in DDB shows init in running state (CPU2).
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