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`numdirtybuffers' was not maintained properly. This caused excessive

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flushing of buffers in an attempt to reduce numdirtybuffers, and
perhaps other problems.
This commit is contained in:
Bruce Evans 1997-10-07 11:10:18 +00:00
parent 44a8636f2a
commit dab8d6e4e7
2 changed files with 8 additions and 4 deletions
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6
sys/gnu/ext2fs/ext2_linux_ialloc.c
View File

@ -53,8 +53,10 @@
*/
void mark_buffer_dirty(struct buf *bh)
{
numdirtybuffers++;
bh->b_flags |= B_DELWRI;
if (!(bh->b_flags & B_DELWRI)) {
numdirtybuffers++;
bh->b_flags |= B_DELWRI;
}
bh->b_flags &= ~(B_READ | B_ERROR);
}

6
sys/gnu/fs/ext2fs/ext2_linux_ialloc.c
View File

@ -53,8 +53,10 @@
*/
void mark_buffer_dirty(struct buf *bh)
{
numdirtybuffers++;
bh->b_flags |= B_DELWRI;
if (!(bh->b_flags & B_DELWRI)) {
numdirtybuffers++;
bh->b_flags |= B_DELWRI;
}
bh->b_flags &= ~(B_READ | B_ERROR);
}