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fuse: flatten 'struct fuse_args'

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...to make future expansion simpler.  The hiearachical structure is a
historical thing that does not serve any practical purpose.

The generated code is excatly the same before and after the patch.

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
This commit is contained in:
Miklos Szeredi
2019-09-10 15:04:08 +02:00
parent 76e43c8cca
commit d5b4854357
6 changed files with 216 additions and 223 deletions
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116
fs/fuse/file.c
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@@ -29,14 +29,14 @@ static int fuse_send_open(struct fuse_conn *fc, u64 nodeid, struct file *file,
inarg.flags = file->f_flags & ~(O_CREAT | O_EXCL | O_NOCTTY);
if (!fc->atomic_o_trunc)
inarg.flags &= ~O_TRUNC;
args.in.h.opcode = opcode;
args.in.h.nodeid = nodeid;
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(*outargp);
args.out.args[0].value = outargp;
args.opcode = opcode;
args.nodeid = nodeid;
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(*outargp);
args.out_args[0].value = outargp;
return fuse_simple_request(fc, &args);
}
@@ -464,11 +464,11 @@ int fuse_fsync_common(struct file *file, loff_t start, loff_t end,
memset(&inarg, 0, sizeof(inarg));
inarg.fh = ff->fh;
inarg.fsync_flags = datasync ? FUSE_FSYNC_FDATASYNC : 0;
args.in.h.opcode = opcode;
args.in.h.nodeid = get_node_id(inode);
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.opcode = opcode;
args.nodeid = get_node_id(inode);
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
return fuse_simple_request(fc, &args);
}
@@ -2221,11 +2221,11 @@ static void fuse_lk_fill(struct fuse_args *args, struct file *file,
inarg->lk.pid = pid;
if (flock)
inarg->lk_flags |= FUSE_LK_FLOCK;
args->in.h.opcode = opcode;
args->in.h.nodeid = get_node_id(inode);
args->in.numargs = 1;
args->in.args[0].size = sizeof(*inarg);
args->in.args[0].value = inarg;
args->opcode = opcode;
args->nodeid = get_node_id(inode);
args->in_numargs = 1;
args->in_args[0].size = sizeof(*inarg);
args->in_args[0].value = inarg;
}
static int fuse_getlk(struct file *file, struct file_lock *fl)
@@ -2238,9 +2238,9 @@ static int fuse_getlk(struct file *file, struct file_lock *fl)
int err;
fuse_lk_fill(&args, file, fl, FUSE_GETLK, 0, 0, &inarg);
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (!err)
err = convert_fuse_file_lock(fc, &outarg.lk, fl);
@@ -2335,14 +2335,14 @@ static sector_t fuse_bmap(struct address_space *mapping, sector_t block)
memset(&inarg, 0, sizeof(inarg));
inarg.block = block;
inarg.blocksize = inode->i_sb->s_blocksize;
args.in.h.opcode = FUSE_BMAP;
args.in.h.nodeid = get_node_id(inode);
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.opcode = FUSE_BMAP;
args.nodeid = get_node_id(inode);
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (err == -ENOSYS)
fc->no_bmap = 1;
@@ -2367,14 +2367,14 @@ static loff_t fuse_lseek(struct file *file, loff_t offset, int whence)
if (fc->no_lseek)
goto fallback;
args.in.h.opcode = FUSE_LSEEK;
args.in.h.nodeid = ff->nodeid;
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.opcode = FUSE_LSEEK;
args.nodeid = ff->nodeid;
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (err) {
if (err == -ENOSYS) {
@@ -2860,14 +2860,14 @@ __poll_t fuse_file_poll(struct file *file, poll_table *wait)
fuse_register_polled_file(fc, ff);
}
args.in.h.opcode = FUSE_POLL;
args.in.h.nodeid = ff->nodeid;
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.opcode = FUSE_POLL;
args.nodeid = ff->nodeid;
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (!err)
@@ -3075,11 +3075,11 @@ static long fuse_file_fallocate(struct file *file, int mode, loff_t offset,
if (!(mode & FALLOC_FL_KEEP_SIZE))
set_bit(FUSE_I_SIZE_UNSTABLE, &fi->state);
args.in.h.opcode = FUSE_FALLOCATE;
args.in.h.nodeid = ff->nodeid;
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.opcode = FUSE_FALLOCATE;
args.nodeid = ff->nodeid;
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
err = fuse_simple_request(fc, &args);
if (err == -ENOSYS) {
fc->no_fallocate = 1;
@@ -3167,14 +3167,14 @@ static ssize_t __fuse_copy_file_range(struct file *file_in, loff_t pos_in,
if (is_unstable)
set_bit(FUSE_I_SIZE_UNSTABLE, &fi_out->state);
args.in.h.opcode = FUSE_COPY_FILE_RANGE;
args.in.h.nodeid = ff_in->nodeid;
args.in.numargs = 1;
args.in.args[0].size = sizeof(inarg);
args.in.args[0].value = &inarg;
args.out.numargs = 1;
args.out.args[0].size = sizeof(outarg);
args.out.args[0].value = &outarg;
args.opcode = FUSE_COPY_FILE_RANGE;
args.nodeid = ff_in->nodeid;
args.in_numargs = 1;
args.in_args[0].size = sizeof(inarg);
args.in_args[0].value = &inarg;
args.out_numargs = 1;
args.out_args[0].size = sizeof(outarg);
args.out_args[0].value = &outarg;
err = fuse_simple_request(fc, &args);
if (err == -ENOSYS) {
fc->no_copy_file_range = 1;