Merge tag 'nfsd-6.1-6' of git://git.kernel.org/pub/scm/linux/kernel/git/cel/linux
[platform/kernel/linux-starfive.git] / fs / xfs / kmem.c
1 // SPDX-License-Identifier: GPL-2.0
2 /*
3  * Copyright (c) 2000-2005 Silicon Graphics, Inc.
4  * All Rights Reserved.
5  */
6 #include "xfs.h"
7 #include "xfs_message.h"
8 #include "xfs_trace.h"
9
10 void *
11 kmem_alloc(size_t size, xfs_km_flags_t flags)
12 {
13         int     retries = 0;
14         gfp_t   lflags = kmem_flags_convert(flags);
15         void    *ptr;
16
17         trace_kmem_alloc(size, flags, _RET_IP_);
18
19         do {
20                 ptr = kmalloc(size, lflags);
21                 if (ptr || (flags & KM_MAYFAIL))
22                         return ptr;
23                 if (!(++retries % 100))
24                         xfs_err(NULL,
25         "%s(%u) possible memory allocation deadlock size %u in %s (mode:0x%x)",
26                                 current->comm, current->pid,
27                                 (unsigned int)size, __func__, lflags);
28                 memalloc_retry_wait(lflags);
29         } while (1);
30 }