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[Qemu-devel] [PULL v2 36/44] coroutine: drop qemu_coroutine_adjust_pool_
From: |
Stefan Hajnoczi |
Subject: |
[Qemu-devel] [PULL v2 36/44] coroutine: drop qemu_coroutine_adjust_pool_size |
Date: |
Mon, 12 Jan 2015 16:40:26 +0000 |
From: Paolo Bonzini <address@hidden>
This is not needed anymore. The new TLS-based algorithm is adaptive.
Signed-off-by: Paolo Bonzini <address@hidden>
Reviewed-by: Fam Zheng <address@hidden>
Message-id: address@hidden
Signed-off-by: Stefan Hajnoczi <address@hidden>
---
block/block-backend.c | 4 ----
include/block/coroutine.h | 10 ----------
qemu-coroutine.c | 4 ----
3 files changed, 18 deletions(-)
diff --git a/block/block-backend.c b/block/block-backend.c
index ef16d73..d00c129 100644
--- a/block/block-backend.c
+++ b/block/block-backend.c
@@ -260,9 +260,6 @@ int blk_attach_dev(BlockBackend *blk, void *dev)
blk_ref(blk);
blk->dev = dev;
bdrv_iostatus_reset(blk->bs);
-
- /* We're expecting I/O from the device so bump up coroutine pool size */
- qemu_coroutine_adjust_pool_size(COROUTINE_POOL_RESERVATION);
return 0;
}
@@ -290,7 +287,6 @@ void blk_detach_dev(BlockBackend *blk, void *dev)
blk->dev_ops = NULL;
blk->dev_opaque = NULL;
bdrv_set_guest_block_size(blk->bs, 512);
- qemu_coroutine_adjust_pool_size(-COROUTINE_POOL_RESERVATION);
blk_unref(blk);
}
diff --git a/include/block/coroutine.h b/include/block/coroutine.h
index 793df0e..20c027a 100644
--- a/include/block/coroutine.h
+++ b/include/block/coroutine.h
@@ -216,14 +216,4 @@ void coroutine_fn co_aio_sleep_ns(AioContext *ctx,
QEMUClockType type,
*/
void coroutine_fn yield_until_fd_readable(int fd);
-/**
- * Add or subtract from the coroutine pool size
- *
- * The coroutine implementation keeps a pool of coroutines to be reused by
- * qemu_coroutine_create(). This makes coroutine creation cheap. Heavy
- * coroutine users should call this to reserve pool space. Call it again with
- * a negative number to release pool space.
- */
-void qemu_coroutine_adjust_pool_size(int n);
-
#endif /* QEMU_COROUTINE_H */
diff --git a/qemu-coroutine.c b/qemu-coroutine.c
index 93fddc7..da1b961 100644
--- a/qemu-coroutine.c
+++ b/qemu-coroutine.c
@@ -143,7 +143,3 @@ void coroutine_fn qemu_coroutine_yield(void)
self->caller = NULL;
coroutine_swap(self, to);
}
-
-void qemu_coroutine_adjust_pool_size(int n)
-{
-}
--
2.1.0
- [Qemu-devel] [PULL v2 00/44] Block patches, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 32/44] qemu-thread: add per-thread atexit functions, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 33/44] test-coroutine: avoid overflow on 32-bit systems, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 34/44] QSLIST: add lock-free operations, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 35/44] coroutine: rewrite pool to avoid mutex, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 26/44] block/raw-posix.c: Fixes raw_getlength() on Mac OS X so that it reports the correct length of a real CD, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 36/44] coroutine: drop qemu_coroutine_adjust_pool_size,
Stefan Hajnoczi <=
- [Qemu-devel] [PULL v2 25/44] libqos: Add virtio MMIO support, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 21/44] libqos: Change use of pointers to uint64_t in virtio, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 24/44] libqos: Add malloc generic, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 39/44] block: Split BLOCK_OP_TYPE_COMMIT to BLOCK_OP_TYPE_COMMIT_{SOURCE, TARGET}, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 20/44] libqos: Convert malloc-pc allocator to a generic allocator, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 23/44] libqos: Remove PCI assumptions in constants of virtio driver, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 38/44] block: limited request size in write zeroes unsupported path, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 37/44] coroutine: try harder not to delete coroutines, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 41/44] nvme: Fix get/set number of queues feature, Stefan Hajnoczi, 2015/01/12
- [Qemu-devel] [PULL v2 40/44] ide: Implement VPD response for ATAPI, Stefan Hajnoczi, 2015/01/12