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Searched refs:reservations (Results 1 – 11 of 11) sorted by relevance

/linux/Documentation/filesystems/
H A Docfs2.rst99 resv_level=2 (*) Set how aggressive allocation reservations will be.
100 Valid values are between 0 (reservations off) to 8
101 (maximum space for reservations).
102 dir_resv_level= (*) By default, directory reservations will scale with file
103 reservations - users should rarely need to change this
104 value. If allocation reservations are turned off, this
/linux/Documentation/arch/arm64/
H A Dkdump.rst31 For kdump reservations, low memory is the memory area under a specific
66 reservations. The user would not need to know the system memory layout
75 many systems the low memory is precious and crashkernel reservations
/linux/fs/ocfs2/
H A DMakefile31 reservations.o \
/linux/Documentation/block/
H A Dpr.rst16 All implementations are expected to ensure the reservations survive
22 The following types of reservations are supported:
/linux/fs/btrfs/
H A Dblock-group.h244 atomic_t reservations; member
H A Dblock-group.c413 if (atomic_dec_and_test(&bg->reservations)) in btrfs_dec_block_group_reservations()
414 wake_up_var(&bg->reservations); in btrfs_dec_block_group_reservations()
440 wait_var_event(&bg->reservations, !atomic_read(&bg->reservations)); in btrfs_wait_block_group_reservations()
H A Dextent-tree.c2803 atomic_inc(&bg->reservations); in btrfs_inc_block_group_reservations()
/linux/Documentation/filesystems/iomap/
H A Doperations.rst255 such `reservations
265 This function must *only* remove delayed allocation reservations, in
355 should throw away any reservations that may have been made for the write.
360 delalloc reservations to avoid having delalloc reservations for
/linux/Documentation/bpf/
H A Dringbuf.rst179 a strict ordering between reservations. Commits, on the other hand, are
181 in the order of reservations, but only after all previous records where
/linux/mm/
H A Dhugetlb.c1229 struct resv_map *reservations = vma_resv_map(vma); in clear_vma_resv_huge_pages() local
1231 if (reservations && is_vma_resv_set(vma, HPAGE_RESV_OWNER)) { in clear_vma_resv_huge_pages()
1232 resv_map_put_hugetlb_cgroup_uncharge_info(reservations); in clear_vma_resv_huge_pages()
1233 kref_put(&reservations->refs, resv_map_release); in clear_vma_resv_huge_pages()
/linux/Documentation/admin-guide/
H A Dkernel-parameters.txt5152 use_e820 [X86] Use E820 reservations to exclude parts of
5157 no_e820 [X86] Ignore E820 reservations for PCI host