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e2a33a2a32
bcachefs calls sort() during recovery to sort all keys it found in the journal, and this may be very large - gigabytes on large machines. This has been causing "task blocked" warnings, so needs a cond_resched(). [kent.overstreet@linux.dev: fix kerneldoc] Link: https://lkml.kernel.org/r/cgsr5a447pxqomc4gvznsp5yroqmif4omd7o5lsr2swifjhoic@yzjjrx2bvrq7 Link: https://lkml.kernel.org/r/20250326152606.2594920-1-kent.overstreet@linux.dev Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev> Cc: Kuan-Wei Chiu <visitorckw@gmail.com> Cc: Stephen Rothwell <sfr@canb.auug.org.au> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
28 lines
669 B
C
28 lines
669 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_SORT_H
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#define _LINUX_SORT_H
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#include <linux/types.h>
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void sort_r(void *base, size_t num, size_t size,
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cmp_r_func_t cmp_func,
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swap_r_func_t swap_func,
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const void *priv);
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void sort(void *base, size_t num, size_t size,
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cmp_func_t cmp_func,
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swap_func_t swap_func);
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/* Versions that periodically call cond_resched(): */
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void sort_r_nonatomic(void *base, size_t num, size_t size,
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cmp_r_func_t cmp_func,
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swap_r_func_t swap_func,
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const void *priv);
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void sort_nonatomic(void *base, size_t num, size_t size,
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cmp_func_t cmp_func,
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swap_func_t swap_func);
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#endif
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