Index: en_US.ISO8859-1/books/arch-handbook/driverbasics/chapter.xml
===================================================================
--- en_US.ISO8859-1/books/arch-handbook/driverbasics/chapter.xml
+++ en_US.ISO8859-1/books/arch-handbook/driverbasics/chapter.xml
@@ -385,15 +385,16 @@
block-devices almost unusable, or at least dangerously
unreliable. The caching will reorder the sequence of write
operations, depriving the application of the ability to know the
- exact disk contents at any one instant in time. This makes
- predictable and reliable crash recovery of on-disk data
- structures (filesystems, databases etc.) impossible. Since
- writes may be delayed, there is no way the kernel can report to
- the application which particular write operation encountered a
- write error, this further compounds the consistency problem.
- For this reason, no serious applications rely on block devices,
- and in fact, almost all applications which access disks directly
- take great pains to specify that character (or
+ exact disk contents at any one instant in time.
+ This makes predictable and reliable crash recovery of
+ on-disk data structures (filesystems, databases etc.)
+ impossible. Since writes may be delayed, there is no way
+ the kernel can report to the application which particular write
+ operation encountered a write error, this further compounds the
+ consistency problem.
+ For this reason, no serious applications rely on block
+ devices, and in fact, almost all applications which access
+ disks directly take great pains to specify that character (or
raw
) devices should always be used. Because the
implementation of the aliasing of each disk (partition) to two
devices with different semantics significantly complicated the