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qemu: virtio-9p: Implement statfs support in server

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Implement statfs support in qemu server based on Sripathi's
initial statfs patch.

Signed-off-by: M. Mohan Kumar <mohan@in.ibm.com>
Signed-off-by: Sripathi Kodi <sripathik@in.ibm.com>
Signed-off-by: Venkateswararao Jujjuri <jvrao@linux.vnet.ibm.com>
This commit is contained in:
M. Mohan Kumar 2010-05-10 12:11:03 +05:30 • committed by Aneesh Kumar K.V
parent 84151514e4
commit be940c8716
4 changed files with 94 additions and 0 deletions
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24
hw/virtio-9p.h
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@ -13,6 +13,8 @@
#define VIRTIO_9P_MOUNT_TAG 0
enum {
P9_TSTATFS = 8,
P9_RSTATFS,
P9_TVERSION = 100,
P9_RVERSION,
P9_TAUTH = 102,
@ -252,6 +254,28 @@ struct virtio_9p_config
uint8_t tag[0];
} __attribute__((packed));
typedef struct V9fsStatfs
{
uint32_t f_type;
uint32_t f_bsize;
uint64_t f_blocks;
uint64_t f_bfree;
uint64_t f_bavail;
uint64_t f_files;
uint64_t f_ffree;
uint64_t fsid_val;
uint32_t f_namelen;
} V9fsStatfs;
typedef struct V9fsStatfsState {
V9fsPDU *pdu;
size_t offset;
int32_t fid;
V9fsStatfs v9statfs;
V9fsFidState *fidp;
struct statfs stbuf;
} V9fsStatfsState;
extern size_t pdu_packunpack(void *addr, struct iovec *sg, int sg_count,
size_t offset, size_t size, int pack);