| 1 | // SPDX-License-Identifier: GPL-2.0 |
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| 2 | /* |
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| 3 | * Copyright (c) 2000-2005 Silicon Graphics, Inc. |
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| 4 | * All Rights Reserved. |
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| 5 | */ |
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| 6 | #include "xfs.h" |
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| 7 | #include "xfs_message.h" |
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| 8 | #include "xfs_trace.h" |
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| 9 | |
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| 10 | void * |
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| 11 | kmem_alloc(size_t size, xfs_km_flags_t flags) |
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| 12 | { |
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| 13 | int retries = 0; |
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| 14 | gfp_t lflags = kmem_flags_convert(flags); |
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| 15 | void *ptr; |
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| 16 | |
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| 17 | trace_kmem_alloc(size, flags, _RET_IP_); |
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| 18 | |
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| 19 | do { |
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| 20 | ptr = kmalloc(size, flags: lflags); |
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| 21 | if (ptr || (flags & KM_MAYFAIL)) |
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| 22 | return ptr; |
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| 23 | if (!(++retries % 100)) |
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| 24 | xfs_err(NULL, |
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| 25 | "%s(%u) possible memory allocation deadlock size %u in %s (mode:0x%x)" , |
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| 26 | current->comm, current->pid, |
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| 27 | (unsigned int)size, __func__, lflags); |
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| 28 | memalloc_retry_wait(gfp_flags: lflags); |
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| 29 | } while (1); |
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| 30 | } |
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| 31 | |
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