mm/filemap.c: In function '__filemap_fdatawrite_range': mm/filemap.c:200: error: implicit declaration of function 'mapping_cap_writeback_dirty'
This happens when we don't use/have any block devices and a NFS root filesystem is used mapping_cap_writeback_dirty() is defined in linux/backing-dev.h which used to be provided in mm/filemap.c by linux/blkdev.h until commit f5ff8422bbdd59f8c1f699df248e1b7a11073027 Signed-off-by: Emil Medve <[EMAIL PROTECTED]> --- Also removed some trailing whitespaces This is against Linus' tree: d85714d81cc0408daddb68c10f7fd69eafe7c213 linux-2.6> scripts/checkpatch.pl 0001-Fix-a-build-error-when-BLOCK-n.patch Your patch has no obvious style problems and is ready for submission. mm/filemap.c | 9 +++++---- 1 files changed, 5 insertions(+), 4 deletions(-) diff --git a/mm/filemap.c b/mm/filemap.c index 79f24a9..6f1643d 100644 --- a/mm/filemap.c +++ b/mm/filemap.c @@ -27,6 +27,7 @@ #include <linux/writeback.h> #include <linux/pagevec.h> #include <linux/blkdev.h> +#include <linux/backing-dev.h> #include <linux/security.h> #include <linux/syscalls.h> #include <linux/cpuset.h> @@ -537,7 +538,7 @@ void fastcall unlock_page(struct page *page) smp_mb__before_clear_bit(); if (!TestClearPageLocked(page)) BUG(); - smp_mb__after_clear_bit(); + smp_mb__after_clear_bit(); wake_up_page(page, PG_locked); } EXPORT_SYMBOL(unlock_page); @@ -1249,7 +1250,7 @@ asmlinkage ssize_t sys_readahead(int fd, loff_t offset, size_t count) static int fastcall page_cache_read(struct file * file, pgoff_t offset) { struct address_space *mapping = file->f_mapping; - struct page *page; + struct page *page; int ret; do { @@ -1266,7 +1267,7 @@ static int fastcall page_cache_read(struct file * file, pgoff_t offset) page_cache_release(page); } while (ret == AOP_TRUNCATED_PAGE); - + return ret; } @@ -2302,7 +2303,7 @@ generic_file_buffered_write(struct kiocb *iocb, const struct iovec *iov, OSYNC_METADATA|OSYNC_DATA); } } - + /* * If we get here for O_DIRECT writes then we must have fallen through * to buffered writes (block instantiation inside i_size). So we sync -- 1.5.3.GIT - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/