Re: [PATCH v2 01/21] block: Fixes nfs compiling error on msys2/mingw

2020-09-10 Thread Yonggang Luo
On Thu, Sep 10, 2020 at 3:29 PM Peter Lieven  wrote:

>
>
> > Am 10.09.2020 um 09:14 schrieb 罗勇刚(Yonggang Luo)  >:
> >
> >
> >
> > On Thu, Sep 10, 2020 at 3:01 PM Peter Lieven  wrote:
> >
> >
> > > Am 09.09.2020 um 11:45 schrieb Yonggang Luo :
> > >
> > > These compiling errors are fixed:
> > > ../block/nfs.c:27:10: fatal error: poll.h: No such file or directory
> > >   27 | #include 
> > >  |  ^~~~
> > > compilation terminated.
> > >
> > > ../block/nfs.c:63:5: error: unknown type name 'blkcnt_t'
> > >   63 | blkcnt_t st_blocks;
> > >  | ^~~~
> > > ../block/nfs.c: In function 'nfs_client_open':
> > > ../block/nfs.c:550:27: error: 'struct _stat64' has no member named
> 'st_blocks'
> > >  550 | client->st_blocks = st.st_blocks;
> > >  |   ^
> > > ../block/nfs.c: In function 'nfs_get_allocated_file_size':
> > > ../block/nfs.c:751:41: error: 'struct _stat64' has no member named
> 'st_blocks'
> > >  751 | return (task.ret < 0 ? task.ret : st.st_blocks * 512);
> > >  | ^
> > > ../block/nfs.c: In function 'nfs_reopen_prepare':
> > > ../block/nfs.c:805:31: error: 'struct _stat64' has no member named
> 'st_blocks'
> > >  805 | client->st_blocks = st.st_blocks;
> > >  |   ^
> > > ../block/nfs.c: In function 'nfs_get_allocated_file_size':
> > > ../block/nfs.c:752:1: error: control reaches end of non-void function
> [-Werror=return-type]
> > >  752 | }
> > >  | ^
> > >
> > > On msys2/mingw, there is no st_blocks in struct _stat64, so we use
> consistence st_size instead.
> > >
> > > Signed-off-by: Yonggang Luo 
> > > ---
> > > block/nfs.c | 26 +-
> > > 1 file changed, 17 insertions(+), 9 deletions(-)
> > >
> > > diff --git a/block/nfs.c b/block/nfs.c
> > > index 61a249a9fc..34b2cd5708 100644
> > > --- a/block/nfs.c
> > > +++ b/block/nfs.c
> > > @@ -24,7 +24,9 @@
> > >
> > > #include "qemu/osdep.h"
> > >
> > > +#if !defined(_WIN32)
> > > #include 
> > > +#endif
> > > #include "qemu/config-file.h"
> > > #include "qemu/error-report.h"
> > > #include "qapi/error.h"
> > > @@ -51,6 +53,12 @@
> > > #define QEMU_NFS_MAX_PAGECACHE_SIZE (8388608 / NFS_BLKSIZE)
> > > #define QEMU_NFS_MAX_DEBUG_LEVEL 2
> > >
> > > +#if defined (_WIN32)
> > > +#define nfs_stat __stat64
> > > +#else
> > > +#define nfs_stat stat
> > > +#endif
> > > +
> > > typedef struct NFSClient {
> > > struct nfs_context *context;
> > > struct nfsfh *fh;
> > > @@ -58,7 +66,7 @@ typedef struct NFSClient {
> > > bool has_zero_init;
> > > AioContext *aio_context;
> > > QemuMutex mutex;
> > > -blkcnt_t st_blocks;
> > > +int64_t st_size;
> > > bool cache_used;
> > > NFSServer *server;
> > > char *path;
> > > @@ -70,7 +78,7 @@ typedef struct NFSRPC {
> > > int ret;
> > > int complete;
> > > QEMUIOVector *iov;
> > > -struct stat *st;
> > > +struct nfs_stat *st;
> > > Coroutine *co;
> > > NFSClient *client;
> > > } NFSRPC;
> > > @@ -419,7 +427,7 @@ static int64_t nfs_client_open(NFSClient *client,
> BlockdevOptionsNfs *opts,
> > >int flags, int open_flags, Error **errp)
> > > {
> > > int64_t ret = -EINVAL;
> > > -struct stat st;
> > > +struct nfs_stat st;
> > > char *file = NULL, *strp = NULL;
> > >
> > > qemu_mutex_init(>mutex);
> > > @@ -545,7 +553,7 @@ static int64_t nfs_client_open(NFSClient *client,
> BlockdevOptionsNfs *opts,
> > > }
> > >
> > > ret = DIV_ROUND_UP(st.st_size, BDRV_SECTOR_SIZE);
> > > -client->st_blocks = st.st_blocks;
> > > +client->st_size = st.st_size;
> > > client->has_zero_init = S_ISREG(st.st_mode);
> > > *strp = '/';
> > > goto out;
> > > @@ -729,11 +737,11 @@ static int64_t
> nfs_get_allocated_file_size(BlockDriverState *bs)
> > > {
> > > NFSClient *client = bs->opaque;
> > > NFSRPC task = {0};
> > > -struct stat st;
> > > +struct nfs_stat st;
> > >
> > > if (bdrv_is_read_only(bs) &&
> > > !(bs->open_flags & BDRV_O_NOCACHE)) {
> > > -return client->st_blocks * 512;
> > > +return client->st_size;
> > I am using   client->st_size instead client->st_blocks * 512, anything
> wrong with this?
> > > }
> > >
> > > task.bs = bs;
> > > @@ -746,7 +754,7 @@ static int64_t
> nfs_get_allocated_file_size(BlockDriverState *bs)
> > > nfs_set_events(client);
> > > BDRV_POLL_WHILE(bs, !task.complete);
> > >
> > > -return (task.ret < 0 ? task.ret : st.st_blocks * 512);
> > > +return (task.ret < 0 ? task.ret : st.st_size);
> > > }
> > >
> > > static int coroutine_fn
> > > @@ -778,7 +786,7 @@ static int nfs_reopen_prepare(BDRVReopenState
> *state,
> > >   BlockReopenQueue *queue, Error **errp)
> > > {
> > > NFSClient *client = state->bs->opaque;
> > > -struct stat st;
> > > +struct nfs_stat st;
> > > int ret = 0;
> > >
> > > 

Re: [PATCH v2 01/21] block: Fixes nfs compiling error on msys2/mingw

2020-09-10 Thread Peter Lieven



> Am 10.09.2020 um 09:14 schrieb 罗勇刚(Yonggang Luo) :
> 
> 
> 
> On Thu, Sep 10, 2020 at 3:01 PM Peter Lieven  wrote:
> 
> 
> > Am 09.09.2020 um 11:45 schrieb Yonggang Luo :
> > 
> > These compiling errors are fixed:
> > ../block/nfs.c:27:10: fatal error: poll.h: No such file or directory
> >   27 | #include 
> >  |  ^~~~
> > compilation terminated.
> > 
> > ../block/nfs.c:63:5: error: unknown type name 'blkcnt_t'
> >   63 | blkcnt_t st_blocks;
> >  | ^~~~
> > ../block/nfs.c: In function 'nfs_client_open':
> > ../block/nfs.c:550:27: error: 'struct _stat64' has no member named 
> > 'st_blocks'
> >  550 | client->st_blocks = st.st_blocks;
> >  |   ^
> > ../block/nfs.c: In function 'nfs_get_allocated_file_size':
> > ../block/nfs.c:751:41: error: 'struct _stat64' has no member named 
> > 'st_blocks'
> >  751 | return (task.ret < 0 ? task.ret : st.st_blocks * 512);
> >  | ^
> > ../block/nfs.c: In function 'nfs_reopen_prepare':
> > ../block/nfs.c:805:31: error: 'struct _stat64' has no member named 
> > 'st_blocks'
> >  805 | client->st_blocks = st.st_blocks;
> >  |   ^
> > ../block/nfs.c: In function 'nfs_get_allocated_file_size':
> > ../block/nfs.c:752:1: error: control reaches end of non-void function 
> > [-Werror=return-type]
> >  752 | }
> >  | ^
> > 
> > On msys2/mingw, there is no st_blocks in struct _stat64, so we use 
> > consistence st_size instead.
> > 
> > Signed-off-by: Yonggang Luo 
> > ---
> > block/nfs.c | 26 +-
> > 1 file changed, 17 insertions(+), 9 deletions(-)
> > 
> > diff --git a/block/nfs.c b/block/nfs.c
> > index 61a249a9fc..34b2cd5708 100644
> > --- a/block/nfs.c
> > +++ b/block/nfs.c
> > @@ -24,7 +24,9 @@
> > 
> > #include "qemu/osdep.h"
> > 
> > +#if !defined(_WIN32)
> > #include 
> > +#endif
> > #include "qemu/config-file.h"
> > #include "qemu/error-report.h"
> > #include "qapi/error.h"
> > @@ -51,6 +53,12 @@
> > #define QEMU_NFS_MAX_PAGECACHE_SIZE (8388608 / NFS_BLKSIZE)
> > #define QEMU_NFS_MAX_DEBUG_LEVEL 2
> > 
> > +#if defined (_WIN32)
> > +#define nfs_stat __stat64
> > +#else
> > +#define nfs_stat stat
> > +#endif
> > +
> > typedef struct NFSClient {
> > struct nfs_context *context;
> > struct nfsfh *fh;
> > @@ -58,7 +66,7 @@ typedef struct NFSClient {
> > bool has_zero_init;
> > AioContext *aio_context;
> > QemuMutex mutex;
> > -blkcnt_t st_blocks;
> > +int64_t st_size;
> > bool cache_used;
> > NFSServer *server;
> > char *path;
> > @@ -70,7 +78,7 @@ typedef struct NFSRPC {
> > int ret;
> > int complete;
> > QEMUIOVector *iov;
> > -struct stat *st;
> > +struct nfs_stat *st;
> > Coroutine *co;
> > NFSClient *client;
> > } NFSRPC;
> > @@ -419,7 +427,7 @@ static int64_t nfs_client_open(NFSClient *client, 
> > BlockdevOptionsNfs *opts,
> >int flags, int open_flags, Error **errp)
> > {
> > int64_t ret = -EINVAL;
> > -struct stat st;
> > +struct nfs_stat st;
> > char *file = NULL, *strp = NULL;
> > 
> > qemu_mutex_init(>mutex);
> > @@ -545,7 +553,7 @@ static int64_t nfs_client_open(NFSClient *client, 
> > BlockdevOptionsNfs *opts,
> > }
> > 
> > ret = DIV_ROUND_UP(st.st_size, BDRV_SECTOR_SIZE);
> > -client->st_blocks = st.st_blocks;
> > +client->st_size = st.st_size;
> > client->has_zero_init = S_ISREG(st.st_mode);
> > *strp = '/';
> > goto out;
> > @@ -729,11 +737,11 @@ static int64_t 
> > nfs_get_allocated_file_size(BlockDriverState *bs)
> > {
> > NFSClient *client = bs->opaque;
> > NFSRPC task = {0};
> > -struct stat st;
> > +struct nfs_stat st;
> > 
> > if (bdrv_is_read_only(bs) &&
> > !(bs->open_flags & BDRV_O_NOCACHE)) {
> > -return client->st_blocks * 512;
> > +return client->st_size;
> I am using   client->st_size instead client->st_blocks * 512, anything wrong 
> with this?
> > }
> > 
> > task.bs = bs;
> > @@ -746,7 +754,7 @@ static int64_t 
> > nfs_get_allocated_file_size(BlockDriverState *bs)
> > nfs_set_events(client);
> > BDRV_POLL_WHILE(bs, !task.complete);
> > 
> > -return (task.ret < 0 ? task.ret : st.st_blocks * 512);
> > +return (task.ret < 0 ? task.ret : st.st_size);
> > }
> > 
> > static int coroutine_fn
> > @@ -778,7 +786,7 @@ static int nfs_reopen_prepare(BDRVReopenState *state,
> >   BlockReopenQueue *queue, Error **errp)
> > {
> > NFSClient *client = state->bs->opaque;
> > -struct stat st;
> > +struct nfs_stat st;
> > int ret = 0;
> > 
> > if (state->flags & BDRV_O_RDWR && bdrv_is_read_only(state->bs)) {
> > @@ -800,7 +808,7 @@ static int nfs_reopen_prepare(BDRVReopenState *state,
> >nfs_get_error(client->context));
> > return ret;
> > }
> > -client->st_blocks = 

Re: [PATCH v2 01/21] block: Fixes nfs compiling error on msys2/mingw

2020-09-10 Thread Yonggang Luo
On Thu, Sep 10, 2020 at 3:01 PM Peter Lieven  wrote:

>
>
> > Am 09.09.2020 um 11:45 schrieb Yonggang Luo :
> >
> > These compiling errors are fixed:
> > ../block/nfs.c:27:10: fatal error: poll.h: No such file or directory
> >   27 | #include 
> >  |  ^~~~
> > compilation terminated.
> >
> > ../block/nfs.c:63:5: error: unknown type name 'blkcnt_t'
> >   63 | blkcnt_t st_blocks;
> >  | ^~~~
> > ../block/nfs.c: In function 'nfs_client_open':
> > ../block/nfs.c:550:27: error: 'struct _stat64' has no member named
> 'st_blocks'
> >  550 | client->st_blocks = st.st_blocks;
> >  |   ^
> > ../block/nfs.c: In function 'nfs_get_allocated_file_size':
> > ../block/nfs.c:751:41: error: 'struct _stat64' has no member named
> 'st_blocks'
> >  751 | return (task.ret < 0 ? task.ret : st.st_blocks * 512);
> >  | ^
> > ../block/nfs.c: In function 'nfs_reopen_prepare':
> > ../block/nfs.c:805:31: error: 'struct _stat64' has no member named
> 'st_blocks'
> >  805 | client->st_blocks = st.st_blocks;
> >  |   ^
> > ../block/nfs.c: In function 'nfs_get_allocated_file_size':
> > ../block/nfs.c:752:1: error: control reaches end of non-void function
> [-Werror=return-type]
> >  752 | }
> >  | ^
> >
> > On msys2/mingw, there is no st_blocks in struct _stat64, so we use
> consistence st_size instead.
> >
> > Signed-off-by: Yonggang Luo 
> > ---
> > block/nfs.c | 26 +-
> > 1 file changed, 17 insertions(+), 9 deletions(-)
> >
> > diff --git a/block/nfs.c b/block/nfs.c
> > index 61a249a9fc..34b2cd5708 100644
> > --- a/block/nfs.c
> > +++ b/block/nfs.c
> > @@ -24,7 +24,9 @@
> >
> > #include "qemu/osdep.h"
> >
> > +#if !defined(_WIN32)
> > #include 
> > +#endif
> > #include "qemu/config-file.h"
> > #include "qemu/error-report.h"
> > #include "qapi/error.h"
> > @@ -51,6 +53,12 @@
> > #define QEMU_NFS_MAX_PAGECACHE_SIZE (8388608 / NFS_BLKSIZE)
> > #define QEMU_NFS_MAX_DEBUG_LEVEL 2
> >
> > +#if defined (_WIN32)
> > +#define nfs_stat __stat64
> > +#else
> > +#define nfs_stat stat
> > +#endif
> > +
> > typedef struct NFSClient {
> > struct nfs_context *context;
> > struct nfsfh *fh;
> > @@ -58,7 +66,7 @@ typedef struct NFSClient {
> > bool has_zero_init;
> > AioContext *aio_context;
> > QemuMutex mutex;
> > -blkcnt_t st_blocks;
> > +int64_t st_size;
> > bool cache_used;
> > NFSServer *server;
> > char *path;
> > @@ -70,7 +78,7 @@ typedef struct NFSRPC {
> > int ret;
> > int complete;
> > QEMUIOVector *iov;
> > -struct stat *st;
> > +struct nfs_stat *st;
> > Coroutine *co;
> > NFSClient *client;
> > } NFSRPC;
> > @@ -419,7 +427,7 @@ static int64_t nfs_client_open(NFSClient *client,
> BlockdevOptionsNfs *opts,
> >int flags, int open_flags, Error **errp)
> > {
> > int64_t ret = -EINVAL;
> > -struct stat st;
> > +struct nfs_stat st;
> > char *file = NULL, *strp = NULL;
> >
> > qemu_mutex_init(>mutex);
> > @@ -545,7 +553,7 @@ static int64_t nfs_client_open(NFSClient *client,
> BlockdevOptionsNfs *opts,
> > }
> >
> > ret = DIV_ROUND_UP(st.st_size, BDRV_SECTOR_SIZE);
> > -client->st_blocks = st.st_blocks;
> > +client->st_size = st.st_size;
> > client->has_zero_init = S_ISREG(st.st_mode);
> > *strp = '/';
> > goto out;
> > @@ -729,11 +737,11 @@ static int64_t
> nfs_get_allocated_file_size(BlockDriverState *bs)
> > {
> > NFSClient *client = bs->opaque;
> > NFSRPC task = {0};
> > -struct stat st;
> > +struct nfs_stat st;
> >
> > if (bdrv_is_read_only(bs) &&
> > !(bs->open_flags & BDRV_O_NOCACHE)) {
> > -return client->st_blocks * 512;
> > +return client->st_size;
>
I am using   client->st_size instead client->st_blocks * 512, anything
wrong with this?

> > }
> >
> > task.bs = bs;
> > @@ -746,7 +754,7 @@ static int64_t
> nfs_get_allocated_file_size(BlockDriverState *bs)
> > nfs_set_events(client);
> > BDRV_POLL_WHILE(bs, !task.complete);
> >
> > -return (task.ret < 0 ? task.ret : st.st_blocks * 512);
> > +return (task.ret < 0 ? task.ret : st.st_size);
> > }
> >
> > static int coroutine_fn
> > @@ -778,7 +786,7 @@ static int nfs_reopen_prepare(BDRVReopenState *state,
> >   BlockReopenQueue *queue, Error **errp)
> > {
> > NFSClient *client = state->bs->opaque;
> > -struct stat st;
> > +struct nfs_stat st;
> > int ret = 0;
> >
> > if (state->flags & BDRV_O_RDWR && bdrv_is_read_only(state->bs)) {
> > @@ -800,7 +808,7 @@ static int nfs_reopen_prepare(BDRVReopenState *state,
> >nfs_get_error(client->context));
> > return ret;
> > }
> > -client->st_blocks = st.st_blocks;
> > +client->st_size = st.st_size;
> > }
> >
> > return 0;
> > --
> > 2.28.0.windows.1
> >

Re: [PATCH v2 01/21] block: Fixes nfs compiling error on msys2/mingw

2020-09-10 Thread Peter Lieven



> Am 09.09.2020 um 11:45 schrieb Yonggang Luo :
> 
> These compiling errors are fixed:
> ../block/nfs.c:27:10: fatal error: poll.h: No such file or directory
>   27 | #include 
>  |  ^~~~
> compilation terminated.
> 
> ../block/nfs.c:63:5: error: unknown type name 'blkcnt_t'
>   63 | blkcnt_t st_blocks;
>  | ^~~~
> ../block/nfs.c: In function 'nfs_client_open':
> ../block/nfs.c:550:27: error: 'struct _stat64' has no member named 'st_blocks'
>  550 | client->st_blocks = st.st_blocks;
>  |   ^
> ../block/nfs.c: In function 'nfs_get_allocated_file_size':
> ../block/nfs.c:751:41: error: 'struct _stat64' has no member named 'st_blocks'
>  751 | return (task.ret < 0 ? task.ret : st.st_blocks * 512);
>  | ^
> ../block/nfs.c: In function 'nfs_reopen_prepare':
> ../block/nfs.c:805:31: error: 'struct _stat64' has no member named 'st_blocks'
>  805 | client->st_blocks = st.st_blocks;
>  |   ^
> ../block/nfs.c: In function 'nfs_get_allocated_file_size':
> ../block/nfs.c:752:1: error: control reaches end of non-void function 
> [-Werror=return-type]
>  752 | }
>  | ^
> 
> On msys2/mingw, there is no st_blocks in struct _stat64, so we use 
> consistence st_size instead.
> 
> Signed-off-by: Yonggang Luo 
> ---
> block/nfs.c | 26 +-
> 1 file changed, 17 insertions(+), 9 deletions(-)
> 
> diff --git a/block/nfs.c b/block/nfs.c
> index 61a249a9fc..34b2cd5708 100644
> --- a/block/nfs.c
> +++ b/block/nfs.c
> @@ -24,7 +24,9 @@
> 
> #include "qemu/osdep.h"
> 
> +#if !defined(_WIN32)
> #include 
> +#endif
> #include "qemu/config-file.h"
> #include "qemu/error-report.h"
> #include "qapi/error.h"
> @@ -51,6 +53,12 @@
> #define QEMU_NFS_MAX_PAGECACHE_SIZE (8388608 / NFS_BLKSIZE)
> #define QEMU_NFS_MAX_DEBUG_LEVEL 2
> 
> +#if defined (_WIN32)
> +#define nfs_stat __stat64
> +#else
> +#define nfs_stat stat
> +#endif
> +
> typedef struct NFSClient {
> struct nfs_context *context;
> struct nfsfh *fh;
> @@ -58,7 +66,7 @@ typedef struct NFSClient {
> bool has_zero_init;
> AioContext *aio_context;
> QemuMutex mutex;
> -blkcnt_t st_blocks;
> +int64_t st_size;
> bool cache_used;
> NFSServer *server;
> char *path;
> @@ -70,7 +78,7 @@ typedef struct NFSRPC {
> int ret;
> int complete;
> QEMUIOVector *iov;
> -struct stat *st;
> +struct nfs_stat *st;
> Coroutine *co;
> NFSClient *client;
> } NFSRPC;
> @@ -419,7 +427,7 @@ static int64_t nfs_client_open(NFSClient *client, 
> BlockdevOptionsNfs *opts,
>int flags, int open_flags, Error **errp)
> {
> int64_t ret = -EINVAL;
> -struct stat st;
> +struct nfs_stat st;
> char *file = NULL, *strp = NULL;
> 
> qemu_mutex_init(>mutex);
> @@ -545,7 +553,7 @@ static int64_t nfs_client_open(NFSClient *client, 
> BlockdevOptionsNfs *opts,
> }
> 
> ret = DIV_ROUND_UP(st.st_size, BDRV_SECTOR_SIZE);
> -client->st_blocks = st.st_blocks;
> +client->st_size = st.st_size;
> client->has_zero_init = S_ISREG(st.st_mode);
> *strp = '/';
> goto out;
> @@ -729,11 +737,11 @@ static int64_t 
> nfs_get_allocated_file_size(BlockDriverState *bs)
> {
> NFSClient *client = bs->opaque;
> NFSRPC task = {0};
> -struct stat st;
> +struct nfs_stat st;
> 
> if (bdrv_is_read_only(bs) &&
> !(bs->open_flags & BDRV_O_NOCACHE)) {
> -return client->st_blocks * 512;
> +return client->st_size;
> }
> 
> task.bs = bs;
> @@ -746,7 +754,7 @@ static int64_t 
> nfs_get_allocated_file_size(BlockDriverState *bs)
> nfs_set_events(client);
> BDRV_POLL_WHILE(bs, !task.complete);
> 
> -return (task.ret < 0 ? task.ret : st.st_blocks * 512);
> +return (task.ret < 0 ? task.ret : st.st_size);
> }
> 
> static int coroutine_fn
> @@ -778,7 +786,7 @@ static int nfs_reopen_prepare(BDRVReopenState *state,
>   BlockReopenQueue *queue, Error **errp)
> {
> NFSClient *client = state->bs->opaque;
> -struct stat st;
> +struct nfs_stat st;
> int ret = 0;
> 
> if (state->flags & BDRV_O_RDWR && bdrv_is_read_only(state->bs)) {
> @@ -800,7 +808,7 @@ static int nfs_reopen_prepare(BDRVReopenState *state,
>nfs_get_error(client->context));
> return ret;
> }
> -client->st_blocks = st.st_blocks;
> +client->st_size = st.st_size;
> }
> 
> return 0;
> -- 
> 2.28.0.windows.1
> 


NACK. st_blocks and st_size is not the same. st_blocks is the number of 
allocated blocks on disk. st_size is the virtual size of a file as it may 
contain holes.
I think the appropriate fix is to not implement nfs_get_allocated_file_size on 
WIN32. Its not mandatory.

Peter





Re: [PATCH v2 01/21] block: Fixes nfs compiling error on msys2/mingw

2020-09-09 Thread Daniel P . Berrangé
On Wed, Sep 09, 2020 at 05:45:57PM +0800, Yonggang Luo wrote:
> These compiling errors are fixed:
> ../block/nfs.c:27:10: fatal error: poll.h: No such file or directory
>27 | #include 
>   |  ^~~~
> compilation terminated.
> 
> ../block/nfs.c:63:5: error: unknown type name 'blkcnt_t'
>63 | blkcnt_t st_blocks;
>   | ^~~~
> ../block/nfs.c: In function 'nfs_client_open':
> ../block/nfs.c:550:27: error: 'struct _stat64' has no member named 'st_blocks'
>   550 | client->st_blocks = st.st_blocks;
>   |   ^
> ../block/nfs.c: In function 'nfs_get_allocated_file_size':
> ../block/nfs.c:751:41: error: 'struct _stat64' has no member named 'st_blocks'
>   751 | return (task.ret < 0 ? task.ret : st.st_blocks * 512);
>   | ^
> ../block/nfs.c: In function 'nfs_reopen_prepare':
> ../block/nfs.c:805:31: error: 'struct _stat64' has no member named 'st_blocks'
>   805 | client->st_blocks = st.st_blocks;
>   |   ^
> ../block/nfs.c: In function 'nfs_get_allocated_file_size':
> ../block/nfs.c:752:1: error: control reaches end of non-void function 
> [-Werror=return-type]
>   752 | }
>   | ^
> 
> On msys2/mingw, there is no st_blocks in struct _stat64, so we use 
> consistence st_size instead.
> 
> Signed-off-by: Yonggang Luo 
> ---
>  block/nfs.c | 26 +-
>  1 file changed, 17 insertions(+), 9 deletions(-)

Reviewed-by: Daniel P. Berrangé 


Regards,
Daniel
-- 
|: https://berrange.com  -o-https://www.flickr.com/photos/dberrange :|
|: https://libvirt.org -o-https://fstop138.berrange.com :|
|: https://entangle-photo.org-o-https://www.instagram.com/dberrange :|