threeeye
bc1d038eac
Squashed backup commit (no shallow-clone history issues) of xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2 branch, upstream commit 9eece662e) plus all fixes applied to get everpal_defconfig building clean against a modern (GCC 15.2.0) toolchain -- see the previous commit message on the lineage-23.2 branch (also in this repo history is not available here since this is a squashed snapshot; full incremental history lives in the local DL380 checkout and the upstream GitHub remote). Upstream: https://github.com/xiaomi-mt6833-dev/kernel_xiaomi_mt6833 (lineage-23.2)
40 lines
833 B
C
40 lines
833 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __FS_CEPH_BUFFER_H
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#define __FS_CEPH_BUFFER_H
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#include <linux/kref.h>
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#include <linux/mm.h>
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#include <linux/vmalloc.h>
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#include <linux/types.h>
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#include <linux/uio.h>
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/*
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* a simple reference counted buffer.
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*
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* use kmalloc for smaller sizes, vmalloc for larger sizes.
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*/
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struct ceph_buffer {
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struct kref kref;
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struct kvec vec;
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size_t alloc_len;
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};
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extern struct ceph_buffer *ceph_buffer_new(size_t len, gfp_t gfp);
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extern void ceph_buffer_release(struct kref *kref);
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static inline struct ceph_buffer *ceph_buffer_get(struct ceph_buffer *b)
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{
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kref_get(&b->kref);
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return b;
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}
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static inline void ceph_buffer_put(struct ceph_buffer *b)
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{
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if (b)
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kref_put(&b->kref, ceph_buffer_release);
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}
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extern int ceph_decode_buffer(struct ceph_buffer **b, void **p, void *end);
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#endif
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