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ANDROID: mm/cma.c: Export symbols

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Export the symbols cma_get_name, cma_alloc, cma_release
and cma_for_each_area.

These are required to modularize the ion driver.

Test: build
Bug: 147914088

Change-Id: I873fd346265be1395d2ba738aca6b9dee03700e2
Signed-off-by: Hridya Valsaraju <hridya@google.com>
This commit is contained in:
Hridya Valsaraju 2020-01-23 15:24:14 -08:00
parent b2af33d051
commit 983e2cdf34
1 changed files with 4 additions and 0 deletions
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4
mm/cma.c
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@ -58,6 +58,7 @@ const char *cma_get_name(const struct cma *cma)
{
return cma->name ? cma->name : "(undefined)";
}
EXPORT_SYMBOL_GPL(cma_get_name);
static unsigned long cma_bitmap_aligned_mask(const struct cma *cma,
unsigned int align_order)
@ -506,6 +507,7 @@ struct page *cma_alloc(struct cma *cma, size_t count, unsigned int align,
pr_debug("%s(): returned %p\n", __func__, page);
return page;
}
EXPORT_SYMBOL_GPL(cma_alloc);
/**
* cma_release() - release allocated pages
@ -539,6 +541,7 @@ bool cma_release(struct cma *cma, const struct page *pages, unsigned int count)
return true;
}
EXPORT_SYMBOL_GPL(cma_release);
int cma_for_each_area(int (*it)(struct cma *cma, void *data), void *data)
{
@ -553,3 +556,4 @@ int cma_for_each_area(int (*it)(struct cma *cma, void *data), void *data)
return 0;
}
EXPORT_SYMBOL_GPL(cma_for_each_area);