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author | Mark Johnston <markj@FreeBSD.org> | 2023-10-18 13:43:02 +0000 |
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committer | Mark Johnston <markj@FreeBSD.org> | 2023-10-25 16:53:08 +0000 |
commit | a2c17b534d37467d51c865a0830d9186b1aa8a98 (patch) | |
tree | 62945466935a01c895f66fdacf498be4330003df | |
parent | 87dbb943df73022dd98487c123aeb125da11c4af (diff) | |
download | src-a2c17b534d37467d51c865a0830d9186b1aa8a98.tar.gz src-a2c17b534d37467d51c865a0830d9186b1aa8a98.zip |
linuxkpi: Fix an assertion in linux_free_kmem()
In the LinuxKPI, PAGE_MASK is the logical negation of FreeBSD's
PAGE_MASK, so the original assertion was simply incorrect.
Approved by: re (gjb)
Reported by: trasz
Tested by: trasz
Fixes: 6223d0b67af9 ("linuxkpi: Handle direct-mapped addresses in linux_free_kmem()")
(cherry picked from commit f88bd1174aab1aff7fea7241ab6e103e769d2d7a)
(cherry picked from commit 501e1152d2a047f8ff8fba6e6efbd2d5e9872738)
-rw-r--r-- | sys/compat/linuxkpi/common/src/linux_page.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sys/compat/linuxkpi/common/src/linux_page.c b/sys/compat/linuxkpi/common/src/linux_page.c index 21e338acb089..ead2f24cf5df 100644 --- a/sys/compat/linuxkpi/common/src/linux_page.c +++ b/sys/compat/linuxkpi/common/src/linux_page.c @@ -193,7 +193,7 @@ linux_alloc_kmem(gfp_t flags, unsigned int order) void linux_free_kmem(vm_offset_t addr, unsigned int order) { - KASSERT((addr & PAGE_MASK) == 0, + KASSERT((addr & ~PAGE_MASK) == 0, ("%s: addr %p is not page aligned", __func__, (void *)addr)); if (addr >= VM_MIN_KERNEL_ADDRESS && addr < VM_MAX_KERNEL_ADDRESS) { |