From mboxrd@z Thu Jan 1 00:00:00 1970 From: ira.weiny@intel.com Date: Fri, 9 Oct 2020 12:50:14 -0700 Subject: [Intel-wired-lan] [PATCH RFC PKS/PMEM 39/58] fs/jffs2: Utilize new kmap_thread() In-Reply-To: <20201009195033.3208459-1-ira.weiny@intel.com> References: <20201009195033.3208459-1-ira.weiny@intel.com> Message-ID: <20201009195033.3208459-40-ira.weiny@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: intel-wired-lan@osuosl.org List-ID: From: Ira Weiny These kmap() calls are localized to a single thread. To avoid the over head of global PKRS updates use the new kmap_thread() call. Signed-off-by: Ira Weiny --- fs/jffs2/file.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/jffs2/file.c b/fs/jffs2/file.c index 3e6d54f9b011..14dd2b18cc16 100644 --- a/fs/jffs2/file.c +++ b/fs/jffs2/file.c @@ -287,13 +287,13 @@ static int jffs2_write_end(struct file *filp, struct address_space *mapping, /* In 2.4, it was already kmapped by generic_file_write(). Doesn't hurt to do it again. The alternative is ifdefs, which are ugly. */ - kmap(pg); + kmap_thread(pg); ret = jffs2_write_inode_range(c, f, ri, page_address(pg) + aligned_start, (pg->index << PAGE_SHIFT) + aligned_start, end - aligned_start, &writtenlen); - kunmap(pg); + kunmap_thread(pg); if (ret) { /* There was an error writing. */ -- 2.28.0.rc0.12.gb6a658bd00c9