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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-07-21 19:02:33 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2020-07-21 19:02:33 -0700 |
| commit | 9b031c86506cef9acae45e61339fcf9deaabb793 (patch) | |
| tree | 9095d638ba9384f86df8d61dcf1f129c082481e1 /include/linux/xarray.h | |
| parent | 53aab92dec447f93489e07924e310d605a389dea (diff) | |
| parent | 04d5ce620f794f1df69b5f1b9ad62910fea547f1 (diff) | |
Merge branch 'elan-i2c' into next
Bring in update to Elan touchpad driver to support newer touchpads with
higher resolution.
Diffstat (limited to 'include/linux/xarray.h')
| -rw-r--r-- | include/linux/xarray.h | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/include/linux/xarray.h b/include/linux/xarray.h index f73e1775ded0..14c893433139 100644 --- a/include/linux/xarray.h +++ b/include/linux/xarray.h @@ -32,8 +32,8 @@ * The following internal entries have a special meaning: * * 0-62: Sibling entries - * 256: Zero entry - * 257: Retry entry + * 256: Retry entry + * 257: Zero entry * * Errors are also represented as internal entries, but use the negative * space (-4094 to -2). They're never stored in the slots array; only @@ -1648,6 +1648,7 @@ static inline void *xas_next_marked(struct xa_state *xas, unsigned long max, xa_mark_t mark) { struct xa_node *node = xas->xa_node; + void *entry; unsigned int offset; if (unlikely(xas_not_node(node) || node->shift)) @@ -1659,7 +1660,10 @@ static inline void *xas_next_marked(struct xa_state *xas, unsigned long max, return NULL; if (offset == XA_CHUNK_SIZE) return xas_find_marked(xas, max, mark); - return xa_entry(xas->xa, node, offset); + entry = xa_entry(xas->xa, node, offset); + if (!entry) + return xas_find_marked(xas, max, mark); + return entry; } /* |