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authorDavidlohr Bueso <dave@stgolabs.net>2019-01-03 23:28:58 (GMT)
committerLinus Torvalds <torvalds@linux-foundation.org>2019-01-04 21:13:48 (GMT)
commit08d405c8b845a4b871fa3606c9ebe0d0f3b74614 (patch)
treeb883ca9334002a327327eda173e7d7beafff785f /fs
parentfa45f1162f28cbba6c38180647b7b300f317ecb4 (diff)
fs/: remove caller signal_pending branch predictions
This is already done for us internally by the signal machinery. [akpm@linux-foundation.org: fix fs/buffer.c] Link: http://lkml.kernel.org/r/20181116002713.8474-7-dave@stgolabs.net Signed-off-by: Davidlohr Bueso <dave@stgolabs.net> Reviewed-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs')
-rw-r--r--fs/afs/fs_probe.c2
-rw-r--r--fs/afs/vl_probe.c2
-rw-r--r--fs/buffer.c2
-rw-r--r--fs/exec.c4
-rw-r--r--fs/orangefs/orangefs-bufmap.c2
5 files changed, 6 insertions, 6 deletions
diff --git a/fs/afs/fs_probe.c b/fs/afs/fs_probe.c
index fde6b4d..3a9eaec 100644
--- a/fs/afs/fs_probe.c
+++ b/fs/afs/fs_probe.c
@@ -247,7 +247,7 @@ int afs_wait_for_fs_probes(struct afs_server_list *slist, unsigned long untried)
}
}
- if (!still_probing || unlikely(signal_pending(current)))
+ if (!still_probing || signal_pending(current))
goto stop;
schedule();
}
diff --git a/fs/afs/vl_probe.c b/fs/afs/vl_probe.c
index f0b0329..f402ee8 100644
--- a/fs/afs/vl_probe.c
+++ b/fs/afs/vl_probe.c
@@ -248,7 +248,7 @@ int afs_wait_for_vl_probes(struct afs_vlserver_list *vllist,
}
}
- if (!still_probing || unlikely(signal_pending(current)))
+ if (!still_probing || signal_pending(current))
goto stop;
schedule();
}
diff --git a/fs/buffer.c b/fs/buffer.c
index d60d61e..52d024b 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -2366,7 +2366,7 @@ static int cont_expand_zero(struct file *file, struct address_space *mapping,
balance_dirty_pages_ratelimited(mapping);
- if (unlikely(fatal_signal_pending(current))) {
+ if (fatal_signal_pending(current)) {
err = -EINTR;
goto out;
}
diff --git a/fs/exec.c b/fs/exec.c
index ea7d439..44320d8 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -1087,7 +1087,7 @@ static int de_thread(struct task_struct *tsk)
__set_current_state(TASK_KILLABLE);
spin_unlock_irq(lock);
schedule();
- if (unlikely(__fatal_signal_pending(tsk)))
+ if (__fatal_signal_pending(tsk))
goto killed;
spin_lock_irq(lock);
}
@@ -1115,7 +1115,7 @@ static int de_thread(struct task_struct *tsk)
write_unlock_irq(&tasklist_lock);
cgroup_threadgroup_change_end(tsk);
schedule();
- if (unlikely(__fatal_signal_pending(tsk)))
+ if (__fatal_signal_pending(tsk))
goto killed;
}
diff --git a/fs/orangefs/orangefs-bufmap.c b/fs/orangefs/orangefs-bufmap.c
index c4e98c9..443bcd8 100644
--- a/fs/orangefs/orangefs-bufmap.c
+++ b/fs/orangefs/orangefs-bufmap.c
@@ -105,7 +105,7 @@ static int wait_for_free(struct slot_map *m)
left = t;
else
left = t + (left - n);
- if (unlikely(signal_pending(current)))
+ if (signal_pending(current))
left = -EINTR;
} while (left > 0);

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