From 813152d1754c73e2ed9a44bb06ef96f7f187dcdd Mon Sep 17 00:00:00 2001 From: Andrew Morton Date: Fri, 24 Mar 2006 03:17:45 -0800 Subject: [PATCH] --- yaml --- r: 23432 b: refs/heads/master c: 469eb4d03878b676418f853011ebfb54ccf83a5e h: refs/heads/master v: v3 --- [refs] | 2 +- trunk/mm/filemap.c | 8 +++++++- 2 files changed, 8 insertions(+), 2 deletions(-) diff --git a/[refs] b/[refs] index fd56ac5c0ec2..0e70cb3d9719 100644 --- a/[refs] +++ b/[refs] @@ -1,2 +1,2 @@ --- -refs/heads/master: 604bf5a216e7f2d97cdf62614ca1281921531040 +refs/heads/master: 469eb4d03878b676418f853011ebfb54ccf83a5e diff --git a/trunk/mm/filemap.c b/trunk/mm/filemap.c index d4ff48ec269e..c1b1708cc95d 100644 --- a/trunk/mm/filemap.c +++ b/trunk/mm/filemap.c @@ -175,7 +175,7 @@ static int sync_page(void *word) * dirty pages that lie within the byte offsets * @mapping: address space structure to write * @start: offset in bytes where the range starts - * @end: offset in bytes where the range ends + * @end: offset in bytes where the range ends (inclusive) * @sync_mode: enable synchronous operation * * If sync_mode is WB_SYNC_ALL then this is a "data integrity" operation, as @@ -368,6 +368,12 @@ int filemap_write_and_wait(struct address_space *mapping) } EXPORT_SYMBOL(filemap_write_and_wait); +/* + * Write out and wait upon file offsets lstart->lend, inclusive. + * + * Note that `lend' is inclusive (describes the last byte to be written) so + * that this function can be used to write to the very end-of-file (end = -1). + */ int filemap_write_and_wait_range(struct address_space *mapping, loff_t lstart, loff_t lend) {