#ifndef _NFSD_BLOCKLAYOUTXDR_H #define _NFSD_BLOCKLAYOUTXDR_H 1 #include #include "xdr4.h" struct iomap; struct xdr_stream; struct pnfs_block_extent { struct nfsd4_deviceid vol_id; u64 foff; u64 len; u64 soff; enum pnfs_block_extent_state es; }; struct pnfs_block_range { u64 foff; u64 len; }; /* * Random upper cap for the uuid length to avoid unbounded allocation. * Not actually limited by the protocol. */ #define PNFS_BLOCK_UUID_LEN 128 struct pnfs_block_volume { enum pnfs_block_volume_type type; union { struct { u64 offset; u32 sig_len; u8 sig[PNFS_BLOCK_UUID_LEN]; } simple; struct { enum scsi_code_set code_set; enum scsi_designator_type designator_type; int designator_len; u8 designator[256]; u64 pr_key; } scsi; }; }; struct pnfs_block_deviceaddr { u32 nr_volumes; struct pnfs_block_volume volumes[]; }; __be32 nfsd4_block_encode_getdeviceinfo(struct xdr_stream *xdr, struct nfsd4_getdeviceinfo *gdp); __be32 nfsd4_block_encode_layoutget(struct xdr_stream *xdr, struct nfsd4_layoutget *lgp); int nfsd4_block_decode_layoutupdate(__be32 *p, u32 len, struct iomap **iomapp, u32 block_size); int nfsd4_scsi_decode_layoutupdate(__be32 *p, u32 len, struct iomap **iomapp, u32 block_size); #endif /* _NFSD_BLOCKLAYOUTXDR_H */ it' value='switch'/> net-next plumbingsTobias Klauser
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authorJohan Hovold <johan@kernel.org>2017-01-30 11:26:38 +0100
committerJiri Kosina <jkosina@suse.cz>2017-01-31 12:59:32 +0100
commit7a7b5df84b6b4e5d599c7289526eed96541a0654 (patch)
treecf7514c7ddf4410fe37ca9099a2785e1cf08fa7d /net/packet
parent877a021e08ccb6434718c0cc781fdf943c884cc0 (diff)
HID: cp2112: fix sleep-while-atomic
A recent commit fixing DMA-buffers on stack added a shared transfer buffer protected by a spinlock. This is broken as the USB HID request callbacks can sleep. Fix this up by replacing the spinlock with a mutex. Fixes: 1ffb3c40ffb5 ("HID: cp2112: make transfer buffers DMA capable") Cc: stable <stable@vger.kernel.org> # 4.9 Signed-off-by: Johan Hovold <johan@kernel.org> Reviewed-by: Benjamin Tissoires <benjamin.tissoires@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'net/packet')