AcoSail/kernel_optimize_test
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aio: don't bother with async freeing on failure in ioctx_alloc()

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2012-03-06 14:33:22 -05:00
parent 5d026c7242
commit e23754f880
1 changed files with 5 additions and 7 deletions
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12
fs/aio.c
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@ -248,6 +248,7 @@ static struct kioctx *ioctx_alloc(unsigned nr_events)
struct mm_struct *mm;
struct kioctx *ctx;
int did_sync = 0;
int err = -ENOMEM;
/* Prevent overflows */
if ((nr_events > (0x10000000U / sizeof(struct io_event))) ||
@ -310,16 +311,13 @@ static struct kioctx *ioctx_alloc(unsigned nr_events)
return ctx;
out_cleanup:
__put_ioctx(ctx);
return ERR_PTR(-EAGAIN);
err = -EAGAIN;
aio_free_ring(ctx);
out_freectx:
mmdrop(mm);
kmem_cache_free(kioctx_cachep, ctx);
ctx = ERR_PTR(-ENOMEM);
dprintk("aio: error allocating ioctx %p\n", ctx);
return ctx;
dprintk("aio: error allocating ioctx %d\n", err);
return ERR_PTR(err);
}
/* aio_cancel_all