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-rw-r--r--xlators/cluster/ec/src/ec-helpers.c14
-rw-r--r--xlators/cluster/ec/src/ec-inode-read.c71
-rw-r--r--xlators/cluster/ec/src/ec-inode-write.c55
3 files changed, 51 insertions, 89 deletions
diff --git a/xlators/cluster/ec/src/ec-helpers.c b/xlators/cluster/ec/src/ec-helpers.c
index cd0ac41ebe7..6eb836a1c62 100644
--- a/xlators/cluster/ec/src/ec-helpers.c
+++ b/xlators/cluster/ec/src/ec-helpers.c
@@ -531,6 +531,11 @@ ec_fd_t * __ec_fd_get(fd_t * fd, xlator_t * xl)
ec_fd_t * ctx = NULL;
uint64_t value = 0;
+ if (fd->anonymous)
+ {
+ return NULL;
+ }
+
if ((__fd_ctx_get(fd, xl, &value) != 0) || (value == 0))
{
ctx = GF_MALLOC(sizeof(*ctx), ec_mt_ec_fd_t);
@@ -559,11 +564,14 @@ ec_fd_t * ec_fd_get(fd_t * fd, xlator_t * xl)
{
ec_fd_t * ctx = NULL;
- LOCK(&fd->lock);
+ if (!fd->anonymous)
+ {
+ LOCK(&fd->lock);
- ctx = __ec_fd_get(fd, xl);
+ ctx = __ec_fd_get(fd, xl);
- UNLOCK(&fd->lock);
+ UNLOCK(&fd->lock);
+ }
return ctx;
}
diff --git a/xlators/cluster/ec/src/ec-inode-read.c b/xlators/cluster/ec/src/ec-inode-read.c
index 46f904cf321..484c5e40189 100644
--- a/xlators/cluster/ec/src/ec-inode-read.c
+++ b/xlators/cluster/ec/src/ec-inode-read.c
@@ -973,11 +973,10 @@ out:
int32_t ec_readv_rebuild(ec_t * ec, ec_fop_data_t * fop, ec_cbk_data_t * cbk)
{
ec_cbk_data_t * ans = NULL;
- struct iobuf_pool * pool = NULL;
struct iobref * iobref = NULL;
struct iobuf * iobuf = NULL;
uint8_t * ptr = NULL, * buff = NULL;
- size_t fsize = 0, size = 0, max = 0, slice = 0;
+ size_t fsize = 0, size = 0, max = 0;
int32_t i = 0;
if (cbk->op_ret < 0)
@@ -989,7 +988,7 @@ int32_t ec_readv_rebuild(ec_t * ec, ec_fop_data_t * fop, ec_cbk_data_t * cbk)
if (cbk->op_ret > 0)
{
- struct iovec vector[cbk->int32 * cbk->count];
+ struct iovec vector[1];
uint8_t * blocks[cbk->count];
uint32_t values[cbk->count];
@@ -1001,50 +1000,33 @@ int32_t ec_readv_rebuild(ec_t * ec, ec_fop_data_t * fop, ec_cbk_data_t * cbk)
goto out;
}
buff = GF_ALIGN_BUF(ptr, EC_BUFFER_ALIGN_SIZE);
+ for (i = 0, ans = cbk; ans != NULL; i++, ans = ans->next)
+ {
+ values[i] = ans->idx;
+ blocks[i] = buff;
+ buff += ec_iov_copy_to(buff, ans->vector, ans->int32, 0, fsize);
+ }
iobref = iobref_new();
if (iobref == NULL)
{
goto out;
}
-
- for (i = 0, ans = cbk; ans != NULL; i++, ans = ans->next)
+ iobuf = iobuf_get2(fop->xl->ctx->iobuf_pool, size);
+ if (iobuf == NULL)
{
- values[i] = ans->idx;
- blocks[i] = buff;
- buff += ec_iov_copy_to(buff, ans->vector, ans->int32, 0, fsize);
+ goto out;
}
-
- pool = fop->xl->ctx->iobuf_pool;
- max = iobpool_default_pagesize(pool) / ec->stripe_size;
- max *= ec->fragment_size;
- i = 0;
- do
+ if (iobref_add(iobref, iobuf) != 0)
{
- iobuf = iobuf_get(pool);
- if (iobuf == NULL)
- {
- goto out;
- }
- if (iobref_add(iobref, iobuf) != 0)
- {
- goto out;
- }
-
- slice = fsize;
- if (slice > max)
- {
- slice = max;
- }
- fsize -= slice;
+ goto out;
+ }
- vector[i].iov_base = iobuf->ptr;
- vector[i].iov_len = ec_method_decode(slice, ec->fragments, values,
- blocks, iobuf->ptr);
- i++;
+ vector[0].iov_base = iobuf->ptr;
+ vector[0].iov_len = ec_method_decode(fsize, ec->fragments, values,
+ blocks, iobuf->ptr);
- iobuf_unref(iobuf);
- } while (fsize > 0);
+ iobuf_unref(iobuf);
GF_FREE(ptr);
ptr = NULL;
@@ -1063,27 +1045,20 @@ int32_t ec_readv_rebuild(ec_t * ec, ec_fop_data_t * fop, ec_cbk_data_t * cbk)
max = fop->user_size;
}
size -= fop->head;
- while (size > max)
+ if (size > max)
{
- if (size - max >= vector[i - 1].iov_len)
- {
- size -= vector[--i].iov_len;
- }
- else
- {
- vector[i - 1].iov_len -= size - max;
- size = max;
- }
+ vector[0].iov_len -= size - max;
+ size = max;
}
cbk->op_ret = size;
- cbk->int32 = i;
+ cbk->int32 = 1;
iobref_unref(cbk->buffers);
cbk->buffers = iobref;
GF_FREE(cbk->vector);
- cbk->vector = iov_dup(vector, i);
+ cbk->vector = iov_dup(vector, 1);
if (cbk->vector == NULL)
{
cbk->op_ret = -1;
diff --git a/xlators/cluster/ec/src/ec-inode-write.c b/xlators/cluster/ec/src/ec-inode-write.c
index c0694531151..06a2fef8d17 100644
--- a/xlators/cluster/ec/src/ec-inode-write.c
+++ b/xlators/cluster/ec/src/ec-inode-write.c
@@ -1932,18 +1932,10 @@ void ec_wind_writev(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
{
ec_trace("WIND", fop, "idx=%d", idx);
- struct iovec vector[fop->int32];
- struct iobuf_pool * pool = NULL;
+ struct iovec vector[1];
struct iobref * iobref = NULL;
struct iobuf * iobuf = NULL;
- uint8_t * ptr = NULL;
- ssize_t size = 0, slice = 0, pagesize = 0, maxsize = 0;
- int32_t count = 0;
-
- pool = fop->xl->ctx->iobuf_pool;
-
- pagesize = iobpool_default_pagesize(pool);
- maxsize = pagesize * ec->fragments;
+ ssize_t size = 0, bufsize = 0;
iobref = iobref_new();
if (iobref == NULL)
@@ -1951,43 +1943,30 @@ void ec_wind_writev(ec_t * ec, ec_fop_data_t * fop, int32_t idx)
goto out;
}
- ptr = fop->vector[0].iov_base;
size = fop->vector[0].iov_len;
+ bufsize = size / ec->fragments;
- count = 0;
- while (size > 0)
+ iobuf = iobuf_get2(fop->xl->ctx->iobuf_pool, bufsize);
+ if (iobuf == NULL)
{
- iobuf = iobuf_get(pool);
- if (iobuf == NULL)
- {
- goto out;
- }
- if (iobref_add(iobref, iobuf) != 0)
- {
- goto out;
- }
-
- slice = size;
- if (slice > maxsize)
- {
- slice = maxsize;
- }
-
- ec_method_encode(slice, ec->fragments, idx, ptr, iobuf->ptr);
- ptr += slice;
+ goto out;
+ }
+ if (iobref_add(iobref, iobuf) != 0)
+ {
+ goto out;
+ }
- vector[count].iov_base = iobuf->ptr;
- vector[count].iov_len = slice / ec->fragments;
- count++;
+ ec_method_encode(size, ec->fragments, idx, fop->vector[0].iov_base,
+ iobuf->ptr);
- iobuf_unref(iobuf);
+ vector[0].iov_base = iobuf->ptr;
+ vector[0].iov_len = bufsize;
- size -= slice;
- }
+ iobuf_unref(iobuf);
STACK_WIND_COOKIE(fop->frame, ec_writev_cbk, (void *)(uintptr_t)idx,
ec->xl_list[idx], ec->xl_list[idx]->fops->writev,
- fop->fd, vector, count, fop->offset / ec->fragments,
+ fop->fd, vector, 1, fop->offset / ec->fragments,
fop->uint32, iobref, fop->xdata);
iobref_unref(iobref);
generated by cgit (git 2.34.1) at 2024-11-19 15:17:23 +0000