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| author | Ian Moffett <ian@osmora.org> | 2024-03-28 01:36:33 -0400 |
|---|---|---|
| committer | Ian Moffett <ian@osmora.org> | 2024-03-28 01:36:33 -0400 |
| commit | e43852ffc738b27cbb84d0aea85b677bd5d98f82 (patch) | |
| tree | 8e45f8dee68ee3f6c24a9a788dcb7ad2159749f3 | |
| parent | c426258d595e2b9490f037b8d8a768b6257d09f1 (diff) | |
kernel: vm_dynalloc: Add dynalloc_memalign()
Signed-off-by: Ian Moffett <ian@osmora.org>
| -rw-r--r-- | share/man/man9/dynalloc.9 | 6 | ||||
| -rw-r--r-- | sys/include/vm/dynalloc.h | 1 | ||||
| -rw-r--r-- | sys/vm/vm_dynalloc.c | 12 |
3 files changed, 18 insertions, 1 deletions
diff --git a/share/man/man9/dynalloc.9 b/share/man/man9/dynalloc.9 index 64e0557..55b48eb 100644 --- a/share/man/man9/dynalloc.9 +++ b/share/man/man9/dynalloc.9 @@ -24,7 +24,7 @@ .\" CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) .\" ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE .\" POSSIBILITY OF SUCH DAMAGE. -.Dd Jan 12 2024 +.Dd Mar 28 2024 .Dt DYNALLOC 9 .Os Hyra .Sh NAME @@ -42,6 +42,10 @@ The function is analogous to malloc() in other systems. The +.Ft dynalloc_memalign() +function allows you to allocate aligned memory + +The .Ft dynrealloc() function is analogous to realloc() in other systems. diff --git a/sys/include/vm/dynalloc.h b/sys/include/vm/dynalloc.h index 1a30d3d..44d2f5a 100644 --- a/sys/include/vm/dynalloc.h +++ b/sys/include/vm/dynalloc.h @@ -37,6 +37,7 @@ #include <sys/types.h> void *dynalloc(size_t sz); +void *dynalloc_memalign(size_t sz, size_t align); void *dynrealloc(void *old_ptr, size_t newsize); void dynfree(void *ptr); diff --git a/sys/vm/vm_dynalloc.c b/sys/vm/vm_dynalloc.c index 0b8d668..dea4460 100644 --- a/sys/vm/vm_dynalloc.c +++ b/sys/vm/vm_dynalloc.c @@ -47,6 +47,18 @@ dynalloc(size_t sz) return tmp; } +void * +dynalloc_memalign(size_t sz, size_t align) +{ + struct vm_ctx *vm_ctx = vm_get_ctx(); + void *tmp; + + spinlock_acquire(&vm_ctx->dynalloc_lock); + tmp = tlsf_memalign(vm_ctx->tlsf_ctx, align, sz); + spinlock_release(&vm_ctx->dynalloc_lock); + return tmp; +} + /* * Reallocates memory pool created by `dynalloc()' * |