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pipewire: extend memfd name with additional information

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Knowing the flags, type, and size that were used in
the `pw_mempool_alloc()` call can be useful for
debugging purposes.
This commit is contained in:
Barnabás Pőcze 2022-08-09 01:41:17 +02:00 • committed by Wim Taymans
parent f971362f76
commit 9d5f565682
1 changed files with 11 additions and 2 deletions
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13
src/pipewire/mem.c
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@ -485,7 +485,12 @@ struct pw_memblock * pw_mempool_alloc(struct pw_mempool *pool, enum pw_memblock_
spa_list_init(&b->memmaps); spa_list_init(&b->memmaps);
#ifdef HAVE_MEMFD_CREATE #ifdef HAVE_MEMFD_CREATE
b->this.fd = memfd_create("pipewire-memfd", MFD_CLOEXEC | MFD_ALLOW_SEALING); char name[128];
snprintf(name, sizeof(name),
"pipewire-memfd:flags=0x%08x,type=%" PRIu32 ",size=%zu",
(unsigned int) flags, type, size);
b->this.fd = memfd_create(name, MFD_CLOEXEC | MFD_ALLOW_SEALING);
if (b->this.fd == -1) { if (b->this.fd == -1) {
res = -errno; res = -errno;
pw_log_error("%p: Failed to create memfd: %m", pool); pw_log_error("%p: Failed to create memfd: %m", pool);
@ -499,7 +504,11 @@ struct pw_memblock * pw_mempool_alloc(struct pw_mempool *pool, enum pw_memblock_
goto error_free; goto error_free;
} }
#else #else
char filename[] = "/dev/shm/pipewire-tmpfile.XXXXXX"; char filename[128];
snprintf(filename, sizeof(filename),
"/dev/shm/pipewire-tmpfile:flags=0x%08x,type=%" PRIu32 ",size=%zu:XXXXXX",
(unsigned int) flags, type, size);
b->this.fd = mkostemp(filename, O_CLOEXEC); b->this.fd = mkostemp(filename, O_CLOEXEC);
if (b->this.fd == -1) { if (b->this.fd == -1) {
res = -errno; res = -errno;