diff options
| author | Kairui Song <kasong@tencent.com> | 2025-01-13 18:57:24 +0100 |
|---|---|---|
| committer | Andrew Morton <akpm@linux-foundation.org> | 2025-01-26 05:22:36 +0100 |
| commit | 27701521beb5897d6b97e2f8c20de41e74cbcb7b (patch) | |
| tree | 0ba56bde5ae96a7c8eff8fbe0c0ee7cce311134d /fs | |
| parent | mm, swap: use cluster lock for HDD (diff) | |
| download | linux-27701521beb5897d6b97e2f8c20de41e74cbcb7b.tar.xz linux-27701521beb5897d6b97e2f8c20de41e74cbcb7b.zip | |
mm, swap: clean up device availability check
Remove highest_bit and lowest_bit. After the HDD allocation path has been
removed, the only purpose of these two fields is to determine whether the
device is full or not, which can instead be determined by checking the
inuse_pages.
Link: https://lkml.kernel.org/r/20250113175732.48099-6-ryncsn@gmail.com
Signed-off-by: Kairui Song <kasong@tencent.com>
Reviewed-by: Baoquan He <bhe@redhat.com>
Cc: Barry Song <v-songbaohua@oppo.com>
Cc: Chis Li <chrisl@kernel.org>
Cc: "Huang, Ying" <ying.huang@linux.alibaba.com>
Cc: Hugh Dickens <hughd@google.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Kalesh Singh <kaleshsingh@google.com>
Cc: Nhat Pham <nphamcs@gmail.com>
Cc: Ryan Roberts <ryan.roberts@arm.com>
Cc: Yosry Ahmed <yosryahmed@google.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/inode.c | 1 | ||||
| -rw-r--r-- | fs/f2fs/data.c | 1 | ||||
| -rw-r--r-- | fs/iomap/swapfile.c | 1 |
3 files changed, 0 insertions, 3 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 27b2fe7f735d..3b99b1e19371 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -10110,7 +10110,6 @@ out_unlock_mmap: *span = bsi.highest_ppage - bsi.lowest_ppage + 1; sis->max = bsi.nr_pages; sis->pages = bsi.nr_pages - 1; - sis->highest_bit = bsi.nr_pages - 1; return bsi.nr_extents; } #else diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index a2478c2afb3a..a9eddd782dbc 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -4043,7 +4043,6 @@ retry: cur_lblock = 1; /* force Empty message */ sis->max = cur_lblock; sis->pages = cur_lblock - 1; - sis->highest_bit = cur_lblock - 1; out: if (not_aligned) f2fs_warn(sbi, "Swapfile (%u) is not align to section: 1) creat(), 2) ioctl(F2FS_IOC_SET_PIN_FILE), 3) fallocate(%lu * N)", diff --git a/fs/iomap/swapfile.c b/fs/iomap/swapfile.c index 5fc0ac36dee3..b90d0eda9e51 100644 --- a/fs/iomap/swapfile.c +++ b/fs/iomap/swapfile.c @@ -189,7 +189,6 @@ int iomap_swapfile_activate(struct swap_info_struct *sis, *pagespan = 1 + isi.highest_ppage - isi.lowest_ppage; sis->max = isi.nr_pages; sis->pages = isi.nr_pages - 1; - sis->highest_bit = isi.nr_pages - 1; return isi.nr_extents; } EXPORT_SYMBOL_GPL(iomap_swapfile_activate); |