summaryrefslogtreecommitdiff
path: root/source3/smbd
diff options
context:
space:
mode:
Diffstat (limited to 'source3/smbd')
-rw-r--r--source3/smbd/aio.c92
1 files changed, 20 insertions, 72 deletions
diff --git a/source3/smbd/aio.c b/source3/smbd/aio.c
index 3b2f168960..9a980e5dda 100644
--- a/source3/smbd/aio.c
+++ b/source3/smbd/aio.c
@@ -25,29 +25,17 @@
#if defined(HAVE_AIO)
-/* The signal we'll use to signify aio done. */
-#ifndef RT_SIGNAL_AIO
-#define RT_SIGNAL_AIO (SIGRTMIN+3)
-#endif
-
-#ifndef HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIVAL_PTR
-#ifdef HAVE_STRUCT_SIGEVENT_SIGEV_VALUE_SIGVAL_PTR
-#define sival_int sigval_int
-#define sival_ptr sigval_ptr
-#endif
-#endif
-
/****************************************************************************
The buffer we keep around whilst an aio request is in process.
*****************************************************************************/
struct aio_extra {
- struct aio_extra *next, *prev;
- SMB_STRUCT_AIOCB acb;
files_struct *fsp;
struct smb_request *smbreq;
DATA_BLOB outbuf;
struct lock_struct lock;
+ size_t nbyte;
+ off_t offset;
bool write_through;
};
@@ -173,7 +161,6 @@ NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
size_t smb_maxcnt)
{
struct aio_extra *aio_ex;
- SMB_STRUCT_AIOCB *a;
size_t bufsize;
size_t min_aio_read_size = lp_aio_read_size(SNUM(conn));
struct tevent_req *req;
@@ -231,17 +218,8 @@ NTSTATUS schedule_aio_read_and_X(connection_struct *conn,
return NT_STATUS_FILE_LOCK_CONFLICT;
}
- a = &aio_ex->acb;
-
- /* Now set up the aio record for the read call. */
-
- a->aio_fildes = fsp->fh->fd;
- a->aio_buf = smb_buf(aio_ex->outbuf.data);
- a->aio_nbytes = smb_maxcnt;
- a->aio_offset = startpos;
- a->aio_sigevent.sigev_notify = SIGEV_SIGNAL;
- a->aio_sigevent.sigev_signo = RT_SIGNAL_AIO;
- a->aio_sigevent.sigev_value.sival_ptr = aio_ex;
+ aio_ex->nbyte = smb_maxcnt;
+ aio_ex->offset = startpos;
req = SMB_VFS_PREAD_SEND(aio_ex, fsp->conn->sconn->ev_ctx,
fsp, smb_buf(aio_ex->outbuf.data),
@@ -315,12 +293,12 @@ static void aio_pread_smb1_done(struct tevent_req *req)
SSVAL(outbuf,smb_vwv7, ((nread >> 16) & 1));
SSVAL(smb_buf(outbuf), -2, nread);
- aio_ex->fsp->fh->pos = aio_ex->acb.aio_offset + nread;
+ aio_ex->fsp->fh->pos = aio_ex->offset + nread;
aio_ex->fsp->fh->position_information = aio_ex->fsp->fh->pos;
DEBUG( 3, ("handle_aio_read_complete file %s max=%d "
"nread=%d\n", fsp_str_dbg(fsp),
- (int)aio_ex->acb.aio_nbytes, (int)nread ) );
+ (int)aio_ex->nbyte, (int)nread ) );
}
smb_setlen(outbuf, outsize - 4);
@@ -334,7 +312,7 @@ static void aio_pread_smb1_done(struct tevent_req *req)
DEBUG(10, ("handle_aio_read_complete: scheduled aio_read completed "
"for file %s, offset %.0f, len = %u\n",
- fsp_str_dbg(fsp), (double)aio_ex->acb.aio_offset,
+ fsp_str_dbg(fsp), (double)aio_ex->offset,
(unsigned int)nread));
TALLOC_FREE(aio_ex);
@@ -353,7 +331,6 @@ NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
size_t numtowrite)
{
struct aio_extra *aio_ex;
- SMB_STRUCT_AIOCB *a;
size_t bufsize;
size_t min_aio_write_size = lp_aio_write_size(SNUM(conn));
struct tevent_req *req;
@@ -415,17 +392,8 @@ NTSTATUS schedule_aio_write_and_X(connection_struct *conn,
return NT_STATUS_FILE_LOCK_CONFLICT;
}
- a = &aio_ex->acb;
-
- /* Now set up the aio record for the write call. */
-
- a->aio_fildes = fsp->fh->fd;
- a->aio_buf = discard_const_p(char, data);
- a->aio_nbytes = numtowrite;
- a->aio_offset = startpos;
- a->aio_sigevent.sigev_notify = SIGEV_SIGNAL;
- a->aio_sigevent.sigev_signo = RT_SIGNAL_AIO;
- a->aio_sigevent.sigev_value.sival_ptr = aio_ex;
+ aio_ex->nbyte = numtowrite;
+ aio_ex->offset = startpos;
req = SMB_VFS_PWRITE_SEND(aio_ex, fsp->conn->sconn->ev_ctx, fsp,
data, numtowrite, startpos);
@@ -485,7 +453,7 @@ static void aio_pwrite_smb1_done(struct tevent_req *req)
req, struct aio_extra);
files_struct *fsp = aio_ex->fsp;
char *outbuf = (char *)aio_ex->outbuf.data;
- ssize_t numtowrite = aio_ex->acb.aio_nbytes;
+ ssize_t numtowrite = aio_ex->nbyte;
ssize_t nwritten;
int err;
@@ -565,7 +533,7 @@ static void aio_pwrite_smb1_done(struct tevent_req *req)
fsp_str_dbg(fsp), nt_errstr(status)));
}
- aio_ex->fsp->fh->pos = aio_ex->acb.aio_offset + nwritten;
+ aio_ex->fsp->fh->pos = aio_ex->offset + nwritten;
}
show_msg(outbuf);
@@ -579,7 +547,7 @@ static void aio_pwrite_smb1_done(struct tevent_req *req)
DEBUG(10, ("handle_aio_write_complete: scheduled aio_write completed "
"for file %s, offset %.0f, requested %u, written = %u\n",
- fsp_str_dbg(fsp), (double)aio_ex->acb.aio_offset,
+ fsp_str_dbg(fsp), (double)aio_ex->offset,
(unsigned int)numtowrite, (unsigned int)nwritten));
TALLOC_FREE(aio_ex);
@@ -627,7 +595,6 @@ NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
size_t smb_maxcnt)
{
struct aio_extra *aio_ex;
- SMB_STRUCT_AIOCB *a;
size_t min_aio_read_size = lp_aio_read_size(SNUM(conn));
struct tevent_req *req;
@@ -679,17 +646,8 @@ NTSTATUS schedule_smb2_aio_read(connection_struct *conn,
return NT_STATUS_FILE_LOCK_CONFLICT;
}
- a = &aio_ex->acb;
-
- /* Now set up the aio record for the read call. */
-
- a->aio_fildes = fsp->fh->fd;
- a->aio_buf = preadbuf->data;
- a->aio_nbytes = smb_maxcnt;
- a->aio_offset = startpos;
- a->aio_sigevent.sigev_notify = SIGEV_SIGNAL;
- a->aio_sigevent.sigev_signo = RT_SIGNAL_AIO;
- a->aio_sigevent.sigev_value.sival_ptr = aio_ex;
+ aio_ex->nbyte = smb_maxcnt;
+ aio_ex->offset = startpos;
req = SMB_VFS_PREAD_SEND(aio_ex, fsp->conn->sconn->ev_ctx, fsp,
preadbuf->data, smb_maxcnt, startpos);
@@ -755,7 +713,7 @@ static void aio_pread_smb2_done(struct tevent_req *req)
status = smb2_read_complete(subreq, nread, err);
if (nread > 0) {
- fsp->fh->pos = aio_ex->acb.aio_offset + nread;
+ fsp->fh->pos = aio_ex->offset + nread;
fsp->fh->position_information = fsp->fh->pos;
}
@@ -763,7 +721,7 @@ static void aio_pread_smb2_done(struct tevent_req *req)
"for file %s, offset %.0f, len = %u "
"(errcode = %d, NTSTATUS = %s)\n",
fsp_str_dbg(aio_ex->fsp),
- (double)aio_ex->acb.aio_offset,
+ (double)aio_ex->offset,
(unsigned int)nread,
err, nt_errstr(status)));
@@ -788,7 +746,6 @@ NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
bool write_through)
{
struct aio_extra *aio_ex = NULL;
- SMB_STRUCT_AIOCB *a = NULL;
size_t min_aio_write_size = lp_aio_write_size(SNUM(conn));
struct tevent_req *req;
@@ -836,17 +793,8 @@ NTSTATUS schedule_aio_smb2_write(connection_struct *conn,
return NT_STATUS_FILE_LOCK_CONFLICT;
}
- a = &aio_ex->acb;
-
- /* Now set up the aio record for the write call. */
-
- a->aio_fildes = fsp->fh->fd;
- a->aio_buf = in_data.data;
- a->aio_nbytes = in_data.length;
- a->aio_offset = in_offset;
- a->aio_sigevent.sigev_notify = SIGEV_SIGNAL;
- a->aio_sigevent.sigev_signo = RT_SIGNAL_AIO;
- a->aio_sigevent.sigev_value.sival_ptr = aio_ex;
+ aio_ex->nbyte = in_data.length;
+ aio_ex->offset = in_offset;
req = SMB_VFS_PWRITE_SEND(aio_ex, fsp->conn->sconn->ev_ctx, fsp,
in_data.data, in_data.length, in_offset);
@@ -897,7 +845,7 @@ static void aio_pwrite_smb2_done(struct tevent_req *req)
{
struct aio_extra *aio_ex = tevent_req_callback_data(
req, struct aio_extra);
- ssize_t numtowrite = aio_ex->acb.aio_nbytes;
+ ssize_t numtowrite = aio_ex->nbyte;
struct tevent_req *subreq = aio_ex->smbreq->smb2req->subreq;
files_struct *fsp = aio_ex->fsp;
NTSTATUS status;
@@ -927,7 +875,7 @@ static void aio_pwrite_smb2_done(struct tevent_req *req)
"for file %s, offset %.0f, requested %u, "
"written = %u (errcode = %d, NTSTATUS = %s)\n",
fsp_str_dbg(fsp),
- (double)aio_ex->acb.aio_offset,
+ (double)aio_ex->offset,
(unsigned int)numtowrite,
(unsigned int)nwritten,
err, nt_errstr(status)));
generated by cgit (git 2.34.1) at 2024-11-23 02:09:18 +0000