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authorNicolas Pitre <nicolas.pitre@linaro.org>2015-01-24 01:07:21 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-02-02 21:09:54 +0300
commit19e3ae6b4f07a87822c1c9e7ed99d31860e701af (patch)
treece58f6c16b20c531c794157e047530148a4a1bfa /drivers/tty/vt
parent67dc0d4758e5ced978bb30e8af11bc42cabfa77c (diff)
downloadlinux-19e3ae6b4f07a87822c1c9e7ed99d31860e701af.tar.xz
vt: provide notifications on selection changes
The vcs device's poll/fasync support relies on the vt notifier to signal changes to the screen content. Notifier invocations were missing for changes that comes through the selection interface though. Fix that. Tested with BRLTTY 5.2. Signed-off-by: Nicolas Pitre <nico@linaro.org> Cc: Dave Mielke <dave@mielke.cc> Cc: stable <stable@vger.kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/tty/vt')
-rw-r--r--drivers/tty/vt/vt.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/tty/vt/vt.c b/drivers/tty/vt/vt.c
index 5d36c2358b47..6e00572cbeb9 100644
--- a/drivers/tty/vt/vt.c
+++ b/drivers/tty/vt/vt.c
@@ -500,6 +500,7 @@ void invert_screen(struct vc_data *vc, int offset, int count, int viewed)
#endif
if (DO_UPDATE(vc))
do_update_region(vc, (unsigned long) p, count);
+ notify_update(vc);
}
/* used by selection: complement pointer position */
@@ -516,6 +517,7 @@ void complement_pos(struct vc_data *vc, int offset)
scr_writew(old, screenpos(vc, old_offset, 1));
if (DO_UPDATE(vc))
vc->vc_sw->con_putc(vc, old, oldy, oldx);
+ notify_update(vc);
}
old_offset = offset;
@@ -533,8 +535,8 @@ void complement_pos(struct vc_data *vc, int offset)
oldy = (offset >> 1) / vc->vc_cols;
vc->vc_sw->con_putc(vc, new, oldy, oldx);
}
+ notify_update(vc);
}
-
}
static void insert_char(struct vc_data *vc, unsigned int nr)