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| author | Ingo Molnar <mingo@kernel.org> | 2017-10-20 13:06:52 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@kernel.org> | 2017-10-20 13:06:52 +0200 |
| commit | 967535223f9a8d95c187a8728480b569164cd4f4 (patch) | |
| tree | b68a403701555a747b25c903d8136d86a1a1c133 /mm/fadvise.c | |
| parent | 5b65c4677a57a1d4414212f9995aa0e46a21ff80 (diff) | |
| parent | ce56a86e2ade45d052b3228cdfebe913a1ae7381 (diff) | |
| download | linux-967535223f9a8d95c187a8728480b569164cd4f4.tar.gz linux-967535223f9a8d95c187a8728480b569164cd4f4.tar.bz2 linux-967535223f9a8d95c187a8728480b569164cd4f4.zip | |
Merge branch 'x86/urgent' into x86/mm, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'mm/fadvise.c')
| -rw-r--r-- | mm/fadvise.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/mm/fadvise.c b/mm/fadvise.c index a43013112581..702f239cd6db 100644 --- a/mm/fadvise.c +++ b/mm/fadvise.c @@ -52,7 +52,9 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice) goto out; } - if (IS_DAX(inode)) { + bdi = inode_to_bdi(mapping->host); + + if (IS_DAX(inode) || (bdi == &noop_backing_dev_info)) { switch (advice) { case POSIX_FADV_NORMAL: case POSIX_FADV_RANDOM: @@ -75,8 +77,6 @@ SYSCALL_DEFINE4(fadvise64_64, int, fd, loff_t, offset, loff_t, len, int, advice) else endbyte--; /* inclusive */ - bdi = inode_to_bdi(mapping->host); - switch (advice) { case POSIX_FADV_NORMAL: f.file->f_ra.ra_pages = bdi->ra_pages; |