Revision 5d639b60971f003d3a9b2b31f8ec73b0718b5d57 authored by Stefan Binding on 15 November 2023, 16:21:16 UTC, committed by Takashi Iwai on 15 November 2023, 19:00:44 UTC
These HP laptops use Realtek HDA codec combined with 2 or 4 CS35L41 Amplifiers using SPI with Internal Boost. Signed-off-by: Stefan Binding <sbinding@opensource.cirrus.com> Cc: <stable@vger.kernel.org> Link: https://lore.kernel.org/r/20231115162116.494968-3-sbinding@opensource.cirrus.com Signed-off-by: Takashi Iwai <tiwai@suse.de>
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lockd.c
// SPDX-License-Identifier: GPL-2.0
/*
* This file contains all the stubs needed when communicating with lockd.
* This level of indirection is necessary so we can run nfsd+lockd without
* requiring the nfs client to be compiled in/loaded, and vice versa.
*
* Copyright (C) 1996, Olaf Kirch <okir@monad.swb.de>
*/
#include <linux/file.h>
#include <linux/lockd/bind.h>
#include "nfsd.h"
#include "vfs.h"
#define NFSDDBG_FACILITY NFSDDBG_LOCKD
#ifdef CONFIG_LOCKD_V4
#define nlm_stale_fh nlm4_stale_fh
#define nlm_failed nlm4_failed
#else
#define nlm_stale_fh nlm_lck_denied_nolocks
#define nlm_failed nlm_lck_denied_nolocks
#endif
/*
* Note: we hold the dentry use count while the file is open.
*/
static __be32
nlm_fopen(struct svc_rqst *rqstp, struct nfs_fh *f, struct file **filp,
int mode)
{
__be32 nfserr;
int access;
struct svc_fh fh;
/* must initialize before using! but maxsize doesn't matter */
fh_init(&fh,0);
fh.fh_handle.fh_size = f->size;
memcpy(&fh.fh_handle.fh_raw, f->data, f->size);
fh.fh_export = NULL;
access = (mode == O_WRONLY) ? NFSD_MAY_WRITE : NFSD_MAY_READ;
access |= NFSD_MAY_LOCK;
nfserr = nfsd_open(rqstp, &fh, S_IFREG, access, filp);
fh_put(&fh);
/* We return nlm error codes as nlm doesn't know
* about nfsd, but nfsd does know about nlm..
*/
switch (nfserr) {
case nfs_ok:
return 0;
case nfserr_dropit:
return nlm_drop_reply;
case nfserr_stale:
return nlm_stale_fh;
default:
return nlm_failed;
}
}
static void
nlm_fclose(struct file *filp)
{
fput(filp);
}
static const struct nlmsvc_binding nfsd_nlm_ops = {
.fopen = nlm_fopen, /* open file for locking */
.fclose = nlm_fclose, /* close file */
};
void
nfsd_lockd_init(void)
{
dprintk("nfsd: initializing lockd\n");
nlmsvc_ops = &nfsd_nlm_ops;
}
void
nfsd_lockd_shutdown(void)
{
nlmsvc_ops = NULL;
}
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