diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/Kconfig.debug | 2 | ||||
| -rw-r--r-- | lib/bitmap.c | 16 | ||||
| -rw-r--r-- | lib/idr.c | 2 |
3 files changed, 10 insertions, 10 deletions
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug index 29044f5..1bcf9cd 100644 --- a/lib/Kconfig.debug +++ b/lib/Kconfig.debug @@ -838,7 +838,7 @@ config FIREWIRE_OHCI_REMOTE_DMA If unsure, say N. -menuconfig BUILD_DOCSRC +config BUILD_DOCSRC bool "Build targets in Documentation/ tree" depends on HEADERS_CHECK help diff --git a/lib/bitmap.c b/lib/bitmap.c index 1338469..35a1f7f 100644 --- a/lib/bitmap.c +++ b/lib/bitmap.c @@ -948,15 +948,15 @@ done: */ int bitmap_find_free_region(unsigned long *bitmap, int bits, int order) { - int pos; /* scans bitmap by regions of size order */ + int pos, end; /* scans bitmap by regions of size order */ - for (pos = 0; pos < bits; pos += (1 << order)) - if (__reg_op(bitmap, pos, order, REG_OP_ISFREE)) - break; - if (pos == bits) - return -ENOMEM; - __reg_op(bitmap, pos, order, REG_OP_ALLOC); - return pos; + for (pos = 0 ; (end = pos + (1 << order)) <= bits; pos = end) { + if (!__reg_op(bitmap, pos, order, REG_OP_ISFREE)) + continue; + __reg_op(bitmap, pos, order, REG_OP_ALLOC); + return pos; + } + return -ENOMEM; } EXPORT_SYMBOL(bitmap_find_free_region); @@ -449,6 +449,7 @@ void idr_remove_all(struct idr *idp) n = idp->layers * IDR_BITS; p = idp->top; + rcu_assign_pointer(idp->top, NULL); max = 1 << n; id = 0; @@ -467,7 +468,6 @@ void idr_remove_all(struct idr *idp) p = *--paa; } } - rcu_assign_pointer(idp->top, NULL); idp->layers = 0; } EXPORT_SYMBOL(idr_remove_all); |
