mirror of
https://gitlab.com/redhat/centos-stream/src/kernel/centos-stream-10.git
synced 2026-09-09 00:07:04 +08:00
Aristeu Rozanski
d4de3ff069
JIRA: https://issues.redhat.com/browse/RHEL-73608 Tested: sanity only. Not even the patch submitter has a way to test this. commit 205e6d17cdf5b7f7b221bf64be9850eabce429c9 Author: Ankit Agrawal <ankita@nvidia.com> Date: Thu Jan 15 20:28:48 2026 +0000 mm: add stubs for PFNMAP memory failure registration functions Add stubs to address CONFIG_MEMORY_FAILURE disabled. Suggested-by: Alex Williamson <alex@shazbot.org> Signed-off-by: Ankit Agrawal <ankita@nvidia.com> Link: https://lore.kernel.org/r/20260115202849.2921-2-ankita@nvidia.com Signed-off-by: Alex Williamson <alex@shazbot.org> Signed-off-by: Aristeu Rozanski <arozansk@redhat.com>
29 lines
773 B
C
29 lines
773 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _LINUX_MEMORY_FAILURE_H
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#define _LINUX_MEMORY_FAILURE_H
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#include <linux/interval_tree.h>
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struct pfn_address_space {
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struct interval_tree_node node;
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struct address_space *mapping;
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int (*pfn_to_vma_pgoff)(struct vm_area_struct *vma,
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unsigned long pfn, pgoff_t *pgoff);
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};
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#ifdef CONFIG_MEMORY_FAILURE
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int register_pfn_address_space(struct pfn_address_space *pfn_space);
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void unregister_pfn_address_space(struct pfn_address_space *pfn_space);
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#else
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static inline int register_pfn_address_space(struct pfn_address_space *pfn_space)
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{
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return -EOPNOTSUPP;
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}
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static inline void unregister_pfn_address_space(struct pfn_address_space *pfn_space)
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{
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}
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#endif /* CONFIG_MEMORY_FAILURE */
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#endif /* _LINUX_MEMORY_FAILURE_H */
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