Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
30 lines
895 B
C
30 lines
895 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_PAGE_REPORTING_H
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#define _LINUX_PAGE_REPORTING_H
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#include <linux/mmzone.h>
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#include <linux/scatterlist.h>
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/* This value should always be a power of 2, see page_reporting_cycle() */
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#define PAGE_REPORTING_CAPACITY 32
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struct page_reporting_dev_info {
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/* function that alters pages to make them "reported" */
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int (*report)(struct page_reporting_dev_info *prdev,
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struct scatterlist *sg, unsigned int nents);
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/* work struct for processing reports */
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struct delayed_work work;
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/* Current state of page reporting */
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atomic_t state;
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/* Minimal order of page reporting */
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unsigned int order;
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};
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/* Tear-down and bring-up for page reporting devices */
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void page_reporting_unregister(struct page_reporting_dev_info *prdev);
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int page_reporting_register(struct page_reporting_dev_info *prdev);
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#endif /*_LINUX_PAGE_REPORTING_H */
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