diff options
author | Ingo Molnar <mingo@kernel.org> | 2025-09-16 08:24:22 +0200 |
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committer | Ingo Molnar <mingo@kernel.org> | 2025-09-16 08:24:22 +0200 |
commit | 85df1cd15ff5d775e88e23b9fc2a9f429fa5b504 (patch) | |
tree | a9988524f4a9dd1e0a5403ba8a99939b9c71af30 /fs/nfs/write.c | |
parent | 8d73829b78ca1a0e6eb93380f3bf5193d58c281c (diff) | |
parent | 7f830e126dc357fc086905ce9730140fd4528d66 (diff) |
Merge branch 'x86/urgent' into x86/apic, to resolve conflict
Conflicts:
arch/x86/include/asm/sev.h
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'fs/nfs/write.c')
-rw-r--r-- | fs/nfs/write.c | 53 |
1 files changed, 6 insertions, 47 deletions
diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 8b7c04737967..647c53d1418a 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -237,59 +237,17 @@ static void nfs_mapping_set_error(struct folio *folio, int error) } /* - * nfs_page_group_search_locked - * @head - head request of page group - * @page_offset - offset into page + * nfs_page_covers_folio + * @req: struct nfs_page * - * Search page group with head @head to find a request that contains the - * page offset @page_offset. - * - * Returns a pointer to the first matching nfs request, or NULL if no - * match is found. - * - * Must be called with the page group lock held - */ -static struct nfs_page * -nfs_page_group_search_locked(struct nfs_page *head, unsigned int page_offset) -{ - struct nfs_page *req; - - req = head; - do { - if (page_offset >= req->wb_pgbase && - page_offset < (req->wb_pgbase + req->wb_bytes)) - return req; - - req = req->wb_this_page; - } while (req != head); - - return NULL; -} - -/* - * nfs_page_group_covers_page - * @head - head request of page group - * - * Return true if the page group with head @head covers the whole page, - * returns false otherwise + * Return true if the request covers the whole folio. + * Note that the caller should ensure all subrequests have been joined */ static bool nfs_page_group_covers_page(struct nfs_page *req) { unsigned int len = nfs_folio_length(nfs_page_to_folio(req)); - struct nfs_page *tmp; - unsigned int pos = 0; - - nfs_page_group_lock(req); - for (;;) { - tmp = nfs_page_group_search_locked(req->wb_head, pos); - if (!tmp) - break; - pos = tmp->wb_pgbase + tmp->wb_bytes; - } - - nfs_page_group_unlock(req); - return pos >= len; + return req->wb_pgbase == 0 && req->wb_bytes == len; } /* We can set the PG_uptodate flag if we see that a write request @@ -2045,6 +2003,7 @@ int nfs_wb_folio_cancel(struct inode *inode, struct folio *folio) * release it */ nfs_inode_remove_request(req); nfs_unlock_and_release_request(req); + folio_cancel_dirty(folio); } return ret; |