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| author | Dave Airlie <airlied@redhat.com> | 2020-03-12 05:42:41 +0300 |
|---|---|---|
| committer | Dave Airlie <airlied@redhat.com> | 2020-03-12 05:42:56 +0300 |
| commit | 9e12da086e5e38f7b4f8d6e02a82447f4165fbee (patch) | |
| tree | 96e6029378ccb9ae3f9530d019c8216a3ca4a556 /drivers/gpu/drm/drm_mm.c | |
| parent | d3bd37f587b4438d47751d0f1d5aaae3d39bd416 (diff) | |
| parent | bc1a4130fc0309cc2f43b9cc616ebbc295e886ff (diff) | |
| download | linux-9e12da086e5e38f7b4f8d6e02a82447f4165fbee.tar.xz | |
Merge tag 'drm-misc-next-2020-03-09' of git://anongit.freedesktop.org/drm/drm-misc into drm-next
drm-misc-next for 5.7:
UAPI Changes:
Cross-subsystem Changes:
Core Changes:
Driver Changes:
- fb-helper: Remove drm_fb_helper_{add,add_all,remove}_one_connector
- fbdev: some cleanups and dead-code removal
- Conversions to simple-encoder
- zero-length array removal
- Panel: panel-dpi support in panel-simple, Novatek NT35510, Elida
KD35T133,
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20200309135439.dicfnbo4ikj4tkz7@gilmour
Diffstat (limited to 'drivers/gpu/drm/drm_mm.c')
| -rw-r--r-- | drivers/gpu/drm/drm_mm.c | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c index 2a6e34663146..47d5de9ca0a8 100644 --- a/drivers/gpu/drm/drm_mm.c +++ b/drivers/gpu/drm/drm_mm.c @@ -45,6 +45,7 @@ #include <linux/export.h> #include <linux/interval_tree_generic.h> #include <linux/seq_file.h> +#include <linux/sched/signal.h> #include <linux/slab.h> #include <linux/stacktrace.h> @@ -366,6 +367,11 @@ next_hole(struct drm_mm *mm, struct drm_mm_node *node, enum drm_mm_insert_mode mode) { + /* Searching is slow; check if we ran out of time/patience */ + cond_resched(); + if (fatal_signal_pending(current)) + return NULL; + switch (mode) { default: case DRM_MM_INSERT_BEST: @@ -557,7 +563,7 @@ int drm_mm_insert_node_in_range(struct drm_mm * const mm, return 0; } - return -ENOSPC; + return signal_pending(current) ? -ERESTARTSYS : -ENOSPC; } EXPORT_SYMBOL(drm_mm_insert_node_in_range); |