From 58bda1da4b3c3ec6da8d0badaba12ce02839a241 Mon Sep 17 00:00:00 2001 From: Al Viro Date: Sun, 2 Feb 2014 21:03:40 -0500 Subject: fuse/dev: use atomic maps Signed-off-by: Al Viro --- fs/fuse/dev.c | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) (limited to 'fs/fuse') diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index 0a648bb455ae..f90af6fe6884 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -669,13 +669,13 @@ static void fuse_copy_finish(struct fuse_copy_state *cs) if (!cs->write) { buf->ops->unmap(cs->pipe, buf, cs->mapaddr); } else { - kunmap(buf->page); + kunmap_atomic(cs->mapaddr); buf->len = PAGE_SIZE - cs->len; } cs->currbuf = NULL; cs->mapaddr = NULL; } else if (cs->mapaddr) { - kunmap(cs->pg); + kunmap_atomic(cs->mapaddr); if (cs->write) { flush_dcache_page(cs->pg); set_page_dirty_lock(cs->pg); @@ -706,7 +706,7 @@ static int fuse_copy_fill(struct fuse_copy_state *cs) BUG_ON(!cs->nr_segs); cs->currbuf = buf; - cs->mapaddr = buf->ops->map(cs->pipe, buf, 0); + cs->mapaddr = buf->ops->map(cs->pipe, buf, 1); cs->len = buf->len; cs->buf = cs->mapaddr + buf->offset; cs->pipebufs++; @@ -726,7 +726,7 @@ static int fuse_copy_fill(struct fuse_copy_state *cs) buf->len = 0; cs->currbuf = buf; - cs->mapaddr = kmap(page); + cs->mapaddr = kmap_atomic(page); cs->buf = cs->mapaddr; cs->len = PAGE_SIZE; cs->pipebufs++; @@ -745,7 +745,7 @@ static int fuse_copy_fill(struct fuse_copy_state *cs) return err; BUG_ON(err != 1); offset = cs->addr % PAGE_SIZE; - cs->mapaddr = kmap(cs->pg); + cs->mapaddr = kmap_atomic(cs->pg); cs->buf = cs->mapaddr + offset; cs->len = min(PAGE_SIZE - offset, cs->seglen); cs->seglen -= cs->len; -- cgit v1.2.3