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extent max length is 0x8000, not 0xffff (we only support initialized extents).

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@40146 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Jérôme Duval 2011-01-08 11:03:29 +00:00
parent 3daa92ef31
commit 40e0165b13
2 changed files with 2 additions and 1 deletions
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2
src/add-ons/kernel/file_systems/ext2/ExtentStream.cpp
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@ -187,7 +187,7 @@ ExtentStream::Enlarge(Transaction& transaction, off_t& numBlocks)
TRACE("Enlarge() last %lld allocatedPos %lld\n",
last.PhysicalBlock() + last.Length(), fAllocatedPos);
if (last.PhysicalBlock() + last.Length() == fAllocatedPos
&& (last.Length() + allocated) <= 0xffff) {
&& (last.Length() + allocated) <= EXT2_EXTENT_MAX_LENGTH) {
if (stream != fStream) {
stream = (ext2_extent_stream *)cached.SetToWritable(
transaction, cached.BlockNumber());

1
src/add-ons/kernel/file_systems/ext2/ext2.h
View File

@ -330,6 +330,7 @@ struct ext2_data_stream {
} _PACKED;
#define EXT2_EXTENT_MAGIC 0xf30a
#define EXT2_EXTENT_MAX_LENGTH 0x8000
struct ext2_extent_header {
uint16 magic;